20377659

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{617}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 27735840

約数和(自身を除く): 7358181

約数列:

[1, 3, 101, 109, 303, 327, 617, 1851, 11009, 33027, 62317, 67253, 186951, 201759, 6792553, 20377659]

約数ペア:

[(1, 20377659), (3, 6792553), (101, 201759), (109, 186951), (303, 67253), (327, 62317), (617, 33027), (1851, 11009)]