18083528

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 35112000

約数和(自身を除く): 17028472

約数列:

[1, 2, 4, 8, 37, 74, 148, 199, 296, 307, 398, 614, 796, 1228, 1592, 2456, 7363, 11359, 14726, 22718, 29452, 45436, 58904, 61093, 90872, 122186, 244372, 488744, 2260441, 4520882, 9041764, 18083528]

約数ペア:

[(1, 18083528), (2, 9041764), (4, 4520882), (8, 2260441), (37, 488744), (74, 244372), (148, 122186), (199, 90872), (296, 61093), (307, 58904), (398, 45436), (614, 29452), (796, 22718), (1228, 14726), (1592, 11359), (2456, 7363)]