220894804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{249881}}^1$

素因数の和:249915

約数の個数: 24

約数和(自身を含む): 440791848

約数和(自身を除く): 219897044

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 249881, 499762, 999524, 3248453, 4247977, 6496906, 8495954, 12993812, 16991908, 55223701, 110447402, 220894804]

約数ペア:

[(1, 220894804), (2, 110447402), (4, 55223701), (13, 16991908), (17, 12993812), (26, 8495954), (34, 6496906), (52, 4247977), (68, 3248453), (221, 999524), (442, 499762), (884, 249881)]