20358010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3863}}^1$

素因数の和:3918

約数の個数: 32

約数和(自身を含む): 40061952

約数和(自身を除く): 19703942

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 3863, 5270, 7726, 19315, 38630, 65671, 119753, 131342, 239506, 328355, 598765, 656710, 1197530, 2035801, 4071602, 10179005, 20358010]

約数ペア:

[(1, 20358010), (2, 10179005), (5, 4071602), (10, 2035801), (17, 1197530), (31, 656710), (34, 598765), (62, 328355), (85, 239506), (155, 131342), (170, 119753), (310, 65671), (527, 38630), (1054, 19315), (2635, 7726), (3863, 5270)]