20809901229

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{6481}}^1$

素因数の和:6710

約数の個数: 64

約数和(自身を含む): 32930634240

約数和(自身を除く): 12120733011

約数列:

[1, 3, 13, 17, 29, 39, 51, 87, 167, 221, 377, 493, 501, 663, 1131, 1479, 2171, 2839, 4843, 6409, 6481, 6513, 8517, 14529, 19227, 19443, 36907, 62959, 82331, 84253, 110177, 110721, 187949, 188877, 246993, 252759, 330531, 563847, 1070303, 1082327, 1432301, 2443337, 3195133, 3210909, 3246981, 4296903, 7330011, 9585399, 14070251, 18399559, 31387483, 41536729, 42210753, 55198677, 94162449, 124610187, 239194267, 408037279, 533587211, 717582801, 1224111837, 1600761633, 6936633743, 20809901229]

約数ペア:

[(1, 20809901229), (3, 6936633743), (13, 1600761633), (17, 1224111837), (29, 717582801), (39, 533587211), (51, 408037279), (87, 239194267), (167, 124610187), (221, 94162449), (377, 55198677), (493, 42210753), (501, 41536729), (663, 31387483), (1131, 18399559), (1479, 14070251), (2171, 9585399), (2839, 7330011), (4843, 4296903), (6409, 3246981), (6481, 3210909), (6513, 3195133), (8517, 2443337), (14529, 1432301), (19227, 1082327), (19443, 1070303), (36907, 563847), (62959, 330531), (82331, 252759), (84253, 246993), (110177, 188877), (110721, 187949)]