620548708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{253907}}^1$

素因数の和:253971

約数の個数: 24

約数和(自身を含む): 1194383232

約数和(自身を除く): 573834524

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 253907, 507814, 1015628, 3300791, 6601582, 11933629, 13203164, 23867258, 47734516, 155137177, 310274354, 620548708]

約数ペア:

[(1, 620548708), (2, 310274354), (4, 155137177), (13, 47734516), (26, 23867258), (47, 13203164), (52, 11933629), (94, 6601582), (188, 3300791), (611, 1015628), (1222, 507814), (2444, 253907)]