18000284

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 32332608

約数和(自身を除く): 14332324

約数列:

[1, 2, 4, 53, 106, 197, 212, 394, 431, 788, 862, 1724, 10441, 20882, 22843, 41764, 45686, 84907, 91372, 169814, 339628, 4500071, 9000142, 18000284]

約数ペア:

[(1, 18000284), (2, 9000142), (4, 4500071), (53, 339628), (106, 169814), (197, 91372), (212, 84907), (394, 45686), (431, 41764), (788, 22843), (862, 20882), (1724, 10441)]