66614668

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{9907}}^1$

素因数の和:9993

約数の個数: 18

約数和(自身を含む): 119500388

約数和(自身を除く): 52885720

約数列:

[1, 2, 4, 41, 82, 164, 1681, 3362, 6724, 9907, 19814, 39628, 406187, 812374, 1624748, 16653667, 33307334, 66614668]

約数ペア:

[(1, 66614668), (2, 33307334), (4, 16653667), (41, 1624748), (82, 812374), (164, 406187), (1681, 39628), (3362, 19814), (6724, 9907)]