18104692

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 32797800

約数和(自身を除く): 14693108

約数列:

[1, 2, 4, 37, 74, 148, 149, 298, 596, 821, 1642, 3284, 5513, 11026, 22052, 30377, 60754, 121508, 122329, 244658, 489316, 4526173, 9052346, 18104692]

約数ペア:

[(1, 18104692), (2, 9052346), (4, 4526173), (37, 489316), (74, 244658), (148, 122329), (149, 121508), (298, 60754), (596, 30377), (821, 22052), (1642, 11026), (3284, 5513)]