20362199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 25740288

約数和(自身を除く): 5378089

約数列:

[1, 11, 13, 23, 41, 143, 151, 253, 299, 451, 533, 943, 1661, 1963, 3289, 3473, 5863, 6191, 10373, 12259, 21593, 38203, 45149, 68101, 80483, 134849, 142393, 496639, 885313, 1566323, 1851109, 20362199]

約数ペア:

[(1, 20362199), (11, 1851109), (13, 1566323), (23, 885313), (41, 496639), (143, 142393), (151, 134849), (253, 80483), (299, 68101), (451, 45149), (533, 38203), (943, 21593), (1661, 12259), (1963, 10373), (3289, 6191), (3473, 5863)]