18985681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1289}}^1$

素因数の和:1416

約数の個数: 16

約数和(自身を含む): 22538880

約数和(自身を除く): 3553199

約数列:

[1, 11, 13, 103, 143, 1133, 1289, 1339, 14179, 14729, 16757, 132767, 184327, 1460437, 1725971, 18985681]

約数ペア:

[(1, 18985681), (11, 1725971), (13, 1460437), (103, 184327), (143, 132767), (1133, 16757), (1289, 14729), (1339, 14179)]