20751934

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 39610368

約数和(自身を除く): 18858434

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 223, 238, 289, 322, 391, 446, 578, 782, 1561, 2023, 2737, 3122, 3791, 4046, 5129, 5474, 6647, 7582, 10258, 13294, 26537, 35903, 46529, 53074, 64447, 71806, 87193, 93058, 128894, 174386, 451129, 610351, 902258, 1220702, 1482281, 2964562, 10375967, 20751934]

約数ペア:

[(1, 20751934), (2, 10375967), (7, 2964562), (14, 1482281), (17, 1220702), (23, 902258), (34, 610351), (46, 451129), (119, 174386), (161, 128894), (223, 93058), (238, 87193), (289, 71806), (322, 64447), (391, 53074), (446, 46529), (578, 35903), (782, 26537), (1561, 13294), (2023, 10258), (2737, 7582), (3122, 6647), (3791, 5474), (4046, 5129)]