20468252

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{859}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 43921920

約数和(自身を除く): 23453668

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 74, 92, 148, 161, 259, 322, 518, 644, 851, 859, 1036, 1702, 1718, 3404, 3436, 5957, 6013, 11914, 12026, 19757, 23828, 24052, 31783, 39514, 63566, 79028, 127132, 138299, 222481, 276598, 444962, 553196, 731009, 889924, 1462018, 2924036, 5117063, 10234126, 20468252]

約数ペア:

[(1, 20468252), (2, 10234126), (4, 5117063), (7, 2924036), (14, 1462018), (23, 889924), (28, 731009), (37, 553196), (46, 444962), (74, 276598), (92, 222481), (148, 138299), (161, 127132), (259, 79028), (322, 63566), (518, 39514), (644, 31783), (851, 24052), (859, 23828), (1036, 19757), (1702, 12026), (1718, 11914), (3404, 6013), (3436, 5957)]