19437830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 36620640

約数和(自身を除く): 17182810

約数列:

[1, 2, 5, 10, 29, 58, 97, 145, 194, 290, 485, 691, 970, 1382, 2813, 3455, 5626, 6910, 14065, 20039, 28130, 40078, 67027, 100195, 134054, 200390, 335135, 670270, 1943783, 3887566, 9718915, 19437830]

約数ペア:

[(1, 19437830), (2, 9718915), (5, 3887566), (10, 1943783), (29, 670270), (58, 335135), (97, 200390), (145, 134054), (194, 100195), (290, 67027), (485, 40078), (691, 28130), (970, 20039), (1382, 14065), (2813, 6910), (3455, 5626)]