18698320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6317}}^1$

素因数の和:6367

約数の個数: 40

約数和(自身を含む): 44655624

約数和(自身を除く): 25957304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6317, 12634, 25268, 31585, 50536, 63170, 101072, 126340, 233729, 252680, 467458, 505360, 934916, 1168645, 1869832, 2337290, 3739664, 4674580, 9349160, 18698320]

約数ペア:

[(1, 18698320), (2, 9349160), (4, 4674580), (5, 3739664), (8, 2337290), (10, 1869832), (16, 1168645), (20, 934916), (37, 505360), (40, 467458), (74, 252680), (80, 233729), (148, 126340), (185, 101072), (296, 63170), (370, 50536), (592, 31585), (740, 25268), (1480, 12634), (2960, 6317)]