18390710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{587}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 35858592

約数和(自身を除く): 17467882

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 482, 587, 1174, 1205, 2410, 2935, 3133, 5870, 6266, 7631, 15262, 15665, 31330, 38155, 76310, 141467, 282934, 707335, 1414670, 1839071, 3678142, 9195355, 18390710]

約数ペア:

[(1, 18390710), (2, 9195355), (5, 3678142), (10, 1839071), (13, 1414670), (26, 707335), (65, 282934), (130, 141467), (241, 76310), (482, 38155), (587, 31330), (1174, 15665), (1205, 15262), (2410, 7631), (2935, 6266), (3133, 5870)]