20945740419

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{3943}}^1\times {\mathrm{20353}}^1$

素因数の和:24331

約数の個数: 24

約数和(自身を含む): 31307708640

約数和(自身を除く): 10361968221

約数列:

[1, 3, 9, 29, 87, 261, 3943, 11829, 20353, 35487, 61059, 114347, 183177, 343041, 590237, 1029123, 1770711, 5312133, 80251879, 240755637, 722266911, 2327304491, 6981913473, 20945740419]

約数ペア:

[(1, 20945740419), (3, 6981913473), (9, 2327304491), (29, 722266911), (87, 240755637), (261, 80251879), (3943, 5312133), (11829, 1770711), (20353, 1029123), (35487, 590237), (61059, 343041), (114347, 183177)]