20461722112

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:950

約数の個数: 160

約数和(自身を含む): 45856065024

約数和(自身を除く): 25394342912

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 131, 208, 248, 256, 262, 403, 416, 496, 512, 524, 757, 806, 832, 992, 1048, 1514, 1612, 1664, 1703, 1984, 2096, 3028, 3224, 3328, 3406, 3968, 4061, 4192, 6056, 6448, 6656, 6812, 7936, 8122, 8384, 9841, 12112, 12896, 13624, 15872, 16244, 16768, 19682, 23467, 24224, 25792, 27248, 32488, 33536, 39364, 46934, 48448, 51584, 52793, 54496, 64976, 67072, 78728, 93868, 96896, 99167, 103168, 105586, 108992, 129952, 157456, 187736, 193792, 198334, 206336, 211172, 217984, 259904, 305071, 314912, 375472, 387584, 396668, 422344, 435968, 519808, 610142, 629824, 750944, 793336, 844688, 871936, 1039616, 1220284, 1259648, 1289171, 1501888, 1586672, 1689376, 2079232, 2440568, 2519296, 2578342, 3003776, 3074177, 3173344, 3378752, 4881136, 5038592, 5156684, 6007552, 6148354, 6346688, 6757504, 9762272, 10313368, 12015104, 12296708, 12693376, 13515008, 19524544, 20626736, 24593416, 25386752, 27030016, 39049088, 39964301, 41253472, 49186832, 50773504, 78098176, 79928602, 82506944, 98373664, 156196352, 159857204, 165013888, 196747328, 319714408, 330027776, 393494656, 639428816, 660055552, 786989312, 1278857632, 1573978624, 2557715264, 5115430528, 10230861056, 20461722112]

約数ペア:

[(1, 20461722112), (2, 10230861056), (4, 5115430528), (8, 2557715264), (13, 1573978624), (16, 1278857632), (26, 786989312), (31, 660055552), (32, 639428816), (52, 393494656), (62, 330027776), (64, 319714408), (104, 196747328), (124, 165013888), (128, 159857204), (131, 156196352), (208, 98373664), (248, 82506944), (256, 79928602), (262, 78098176), (403, 50773504), (416, 49186832), (496, 41253472), (512, 39964301), (524, 39049088), (757, 27030016), (806, 25386752), (832, 24593416), (992, 20626736), (1048, 19524544), (1514, 13515008), (1612, 12693376), (1664, 12296708), (1703, 12015104), (1984, 10313368), (2096, 9762272), (3028, 6757504), (3224, 6346688), (3328, 6148354), (3406, 6007552), (3968, 5156684), (4061, 5038592), (4192, 4881136), (6056, 3378752), (6448, 3173344), (6656, 3074177), (6812, 3003776), (7936, 2578342), (8122, 2519296), (8384, 2440568), (9841, 2079232), (12112, 1689376), (12896, 1586672), (13624, 1501888), (15872, 1289171), (16244, 1259648), (16768, 1220284), (19682, 1039616), (23467, 871936), (24224, 844688), (25792, 793336), (27248, 750944), (32488, 629824), (33536, 610142), (39364, 519808), (46934, 435968), (48448, 422344), (51584, 396668), (52793, 387584), (54496, 375472), (64976, 314912), (67072, 305071), (78728, 259904), (93868, 217984), (96896, 211172), (99167, 206336), (103168, 198334), (105586, 193792), (108992, 187736), (129952, 157456)]