20161575687

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{154321}}^1$

素因数の和:154479

約数の個数: 32

約数和(自身を含む): 30400199424

約数和(自身を除く): 10238623737

約数列:

[1, 3, 11, 33, 37, 107, 111, 321, 407, 1177, 1221, 3531, 3959, 11877, 43549, 130647, 154321, 462963, 1697531, 5092593, 5709877, 16512347, 17129631, 49537041, 62808647, 181635817, 188425941, 544907451, 610956839, 1832870517, 6720525229, 20161575687]

約数ペア:

[(1, 20161575687), (3, 6720525229), (11, 1832870517), (33, 610956839), (37, 544907451), (107, 188425941), (111, 181635817), (321, 62808647), (407, 49537041), (1177, 17129631), (1221, 16512347), (3531, 5709877), (3959, 5092593), (11877, 1697531), (43549, 462963), (130647, 154321)]