20168717376

素因数分解:

$2^6\times 3^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{16319}}^1$

素因数の和:16532

約数の個数: 112

約数和(自身を含む): 55016156160

約数和(自身を除く): 34847438784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 157, 164, 192, 246, 314, 328, 471, 492, 628, 656, 942, 984, 1256, 1312, 1884, 1968, 2512, 2624, 3768, 3936, 5024, 6437, 7536, 7872, 10048, 12874, 15072, 16319, 19311, 25748, 30144, 32638, 38622, 48957, 51496, 65276, 77244, 97914, 102992, 130552, 154488, 195828, 205984, 261104, 308976, 391656, 411968, 522208, 617952, 669079, 783312, 1044416, 1235904, 1338158, 1566624, 2007237, 2562083, 2676316, 3133248, 4014474, 5124166, 5352632, 7686249, 8028948, 10248332, 10705264, 15372498, 16057896, 20496664, 21410528, 30744996, 32115792, 40993328, 42821056, 61489992, 64231584, 81986656, 105045403, 122979984, 128463168, 163973312, 210090806, 245959968, 315136209, 420181612, 491919936, 630272418, 840363224, 1260544836, 1680726448, 2521089672, 3361452896, 5042179344, 6722905792, 10084358688, 20168717376]

約数ペア:

[(1, 20168717376), (2, 10084358688), (3, 6722905792), (4, 5042179344), (6, 3361452896), (8, 2521089672), (12, 1680726448), (16, 1260544836), (24, 840363224), (32, 630272418), (41, 491919936), (48, 420181612), (64, 315136209), (82, 245959968), (96, 210090806), (123, 163973312), (157, 128463168), (164, 122979984), (192, 105045403), (246, 81986656), (314, 64231584), (328, 61489992), (471, 42821056), (492, 40993328), (628, 32115792), (656, 30744996), (942, 21410528), (984, 20496664), (1256, 16057896), (1312, 15372498), (1884, 10705264), (1968, 10248332), (2512, 8028948), (2624, 7686249), (3768, 5352632), (3936, 5124166), (5024, 4014474), (6437, 3133248), (7536, 2676316), (7872, 2562083), (10048, 2007237), (12874, 1566624), (15072, 1338158), (16319, 1235904), (19311, 1044416), (25748, 783312), (30144, 669079), (32638, 617952), (38622, 522208), (48957, 411968), (51496, 391656), (65276, 308976), (77244, 261104), (97914, 205984), (102992, 195828), (130552, 154488)]