20542794

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 42007680

約数和(自身を除く): 21464886

約数列:

[1, 2, 3, 6, 101, 109, 202, 218, 303, 311, 327, 606, 622, 654, 933, 1866, 11009, 22018, 31411, 33027, 33899, 62822, 66054, 67798, 94233, 101697, 188466, 203394, 3423799, 6847598, 10271397, 20542794]

約数ペア:

[(1, 20542794), (2, 10271397), (3, 6847598), (6, 3423799), (101, 203394), (109, 188466), (202, 101697), (218, 94233), (303, 67798), (311, 66054), (327, 62822), (606, 33899), (622, 33027), (654, 31411), (933, 22018), (1866, 11009)]