20288543

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 23055360

約数和(自身を除く): 2766817

約数列:

[1, 11, 37, 79, 407, 631, 869, 2923, 6941, 23347, 32153, 49849, 256817, 548339, 1844413, 20288543]

約数ペア:

[(1, 20288543), (11, 1844413), (37, 548339), (79, 256817), (407, 49849), (631, 32153), (869, 23347), (2923, 6941)]