20894247104

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{166823}}^1$

素因数の和:166957

約数の個数: 56

約数和(自身を含む): 44068227840

約数和(自身を除く): 23173980736

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 103, 152, 206, 304, 412, 608, 824, 1216, 1648, 1957, 3296, 3914, 6592, 7828, 15656, 31312, 62624, 125248, 166823, 333646, 667292, 1334584, 2669168, 3169637, 5338336, 6339274, 10676672, 12678548, 17182769, 25357096, 34365538, 50714192, 68731076, 101428384, 137462152, 202856768, 274924304, 326472611, 549848608, 652945222, 1099697216, 1305890444, 2611780888, 5223561776, 10447123552, 20894247104]

約数ペア:

[(1, 20894247104), (2, 10447123552), (4, 5223561776), (8, 2611780888), (16, 1305890444), (19, 1099697216), (32, 652945222), (38, 549848608), (64, 326472611), (76, 274924304), (103, 202856768), (152, 137462152), (206, 101428384), (304, 68731076), (412, 50714192), (608, 34365538), (824, 25357096), (1216, 17182769), (1648, 12678548), (1957, 10676672), (3296, 6339274), (3914, 5338336), (6592, 3169637), (7828, 2669168), (15656, 1334584), (31312, 667292), (62624, 333646), (125248, 166823)]