18718688

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{877}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 39826080

約数和(自身を除く): 21107392

約数列:

[1, 2, 4, 8, 16, 23, 29, 32, 46, 58, 92, 116, 184, 232, 368, 464, 667, 736, 877, 928, 1334, 1754, 2668, 3508, 5336, 7016, 10672, 14032, 20171, 21344, 25433, 28064, 40342, 50866, 80684, 101732, 161368, 203464, 322736, 406928, 584959, 645472, 813856, 1169918, 2339836, 4679672, 9359344, 18718688]

約数ペア:

[(1, 18718688), (2, 9359344), (4, 4679672), (8, 2339836), (16, 1169918), (23, 813856), (29, 645472), (32, 584959), (46, 406928), (58, 322736), (92, 203464), (116, 161368), (184, 101732), (232, 80684), (368, 50866), (464, 40342), (667, 28064), (736, 25433), (877, 21344), (928, 20171), (1334, 14032), (1754, 10672), (2668, 7016), (3508, 5336)]