20168656806

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1\times {\mathrm{3203}}^1$

素因数の和:3777

約数の個数: 64

約数和(自身を含む): 42608996352

約数和(自身を除く): 22440339546

約数列:

[1, 2, 3, 6, 23, 46, 69, 103, 138, 206, 309, 443, 618, 886, 1329, 2369, 2658, 3203, 4738, 6406, 7107, 9609, 10189, 14214, 19218, 20378, 30567, 45629, 61134, 73669, 91258, 136887, 147338, 221007, 273774, 329909, 442014, 659818, 989727, 1049467, 1418929, 1979454, 2098934, 2837858, 3148401, 4256787, 6296802, 7587907, 8513574, 15175814, 22763721, 32635367, 45527442, 65270734, 97906101, 146149687, 195812202, 292299374, 438449061, 876898122, 3361442801, 6722885602, 10084328403, 20168656806]

約数ペア:

[(1, 20168656806), (2, 10084328403), (3, 6722885602), (6, 3361442801), (23, 876898122), (46, 438449061), (69, 292299374), (103, 195812202), (138, 146149687), (206, 97906101), (309, 65270734), (443, 45527442), (618, 32635367), (886, 22763721), (1329, 15175814), (2369, 8513574), (2658, 7587907), (3203, 6296802), (4738, 4256787), (6406, 3148401), (7107, 2837858), (9609, 2098934), (10189, 1979454), (14214, 1418929), (19218, 1049467), (20378, 989727), (30567, 659818), (45629, 442014), (61134, 329909), (73669, 273774), (91258, 221007), (136887, 147338)]