19930848

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 64350720

約数和(自身を除く): 44419872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 49, 56, 57, 76, 84, 96, 98, 112, 114, 133, 147, 152, 168, 196, 223, 224, 228, 266, 294, 304, 336, 392, 399, 446, 456, 532, 588, 608, 669, 672, 784, 798, 892, 912, 931, 1064, 1176, 1338, 1561, 1568, 1596, 1784, 1824, 1862, 2128, 2352, 2676, 2793, 3122, 3192, 3568, 3724, 4237, 4256, 4683, 4704, 5352, 5586, 6244, 6384, 7136, 7448, 8474, 9366, 10704, 10927, 11172, 12488, 12711, 12768, 14896, 16948, 18732, 21408, 21854, 22344, 24976, 25422, 29659, 29792, 32781, 33896, 37464, 43708, 44688, 49952, 50844, 59318, 65562, 67792, 74928, 87416, 88977, 89376, 101688, 118636, 131124, 135584, 149856, 174832, 177954, 203376, 207613, 237272, 262248, 349664, 355908, 406752, 415226, 474544, 524496, 622839, 711816, 830452, 949088, 1048992, 1245678, 1423632, 1660904, 2491356, 2847264, 3321808, 4982712, 6643616, 9965424, 19930848]

約数ペア:

[(1, 19930848), (2, 9965424), (3, 6643616), (4, 4982712), (6, 3321808), (7, 2847264), (8, 2491356), (12, 1660904), (14, 1423632), (16, 1245678), (19, 1048992), (21, 949088), (24, 830452), (28, 711816), (32, 622839), (38, 524496), (42, 474544), (48, 415226), (49, 406752), (56, 355908), (57, 349664), (76, 262248), (84, 237272), (96, 207613), (98, 203376), (112, 177954), (114, 174832), (133, 149856), (147, 135584), (152, 131124), (168, 118636), (196, 101688), (223, 89376), (224, 88977), (228, 87416), (266, 74928), (294, 67792), (304, 65562), (336, 59318), (392, 50844), (399, 49952), (446, 44688), (456, 43708), (532, 37464), (588, 33896), (608, 32781), (669, 29792), (672, 29659), (784, 25422), (798, 24976), (892, 22344), (912, 21854), (931, 21408), (1064, 18732), (1176, 16948), (1338, 14896), (1561, 12768), (1568, 12711), (1596, 12488), (1784, 11172), (1824, 10927), (1862, 10704), (2128, 9366), (2352, 8474), (2676, 7448), (2793, 7136), (3122, 6384), (3192, 6244), (3568, 5586), (3724, 5352), (4237, 4704), (4256, 4683)]