20223723

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 29540592

約数和(自身を除く): 9316869

約数列:

[1, 3, 13, 39, 113, 169, 339, 353, 507, 1059, 1469, 4407, 4589, 13767, 19097, 39889, 57291, 59657, 119667, 178971, 518557, 1555671, 6741241, 20223723]

約数ペア:

[(1, 20223723), (3, 6741241), (13, 1555671), (39, 518557), (113, 178971), (169, 119667), (339, 59657), (353, 57291), (507, 39889), (1059, 19097), (1469, 13767), (4407, 4589)]