20388628034

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{691}}^1\times {\mathrm{40867}}^1$

素因数の和:41598

約数の個数: 24

約数和(自身を含む): 32324789808

約数和(自身を除く): 11936161774

約数列:

[1, 2, 19, 38, 361, 691, 722, 1382, 13129, 26258, 40867, 81734, 249451, 498902, 776473, 1552946, 14752987, 28239097, 29505974, 56478194, 536542843, 1073085686, 10194314017, 20388628034]

約数ペア:

[(1, 20388628034), (2, 10194314017), (19, 1073085686), (38, 536542843), (361, 56478194), (691, 29505974), (722, 28239097), (1382, 14752987), (13129, 1552946), (26258, 776473), (40867, 498902), (81734, 249451)]