20377386

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{19861}}^1$

素因数の和:19891

約数の個数: 32

約数和(自身を含む): 47668800

約数和(自身を除く): 27291414

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 19861, 39722, 59583, 119166, 178749, 357498, 377359, 536247, 754718, 1072494, 1132077, 2264154, 3396231, 6792462, 10188693, 20377386]

約数ペア:

[(1, 20377386), (2, 10188693), (3, 6792462), (6, 3396231), (9, 2264154), (18, 1132077), (19, 1072494), (27, 754718), (38, 536247), (54, 377359), (57, 357498), (114, 178749), (171, 119166), (342, 59583), (513, 39722), (1026, 19861)]