20161434474

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{130439}}^1$

素因数の和:130755

約数の個数: 48

約数和(自身を含む): 45255375360

約数和(自身を除く): 25093940886

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 277, 279, 554, 558, 831, 1662, 2493, 4986, 8587, 17174, 25761, 51522, 77283, 130439, 154566, 260878, 391317, 782634, 1173951, 2347902, 4043609, 8087218, 12130827, 24261654, 36131603, 36392481, 72263206, 72784962, 108394809, 216789618, 325184427, 650368854, 1120079693, 2240159386, 3360239079, 6720478158, 10080717237, 20161434474]

約数ペア:

[(1, 20161434474), (2, 10080717237), (3, 6720478158), (6, 3360239079), (9, 2240159386), (18, 1120079693), (31, 650368854), (62, 325184427), (93, 216789618), (186, 108394809), (277, 72784962), (279, 72263206), (554, 36392481), (558, 36131603), (831, 24261654), (1662, 12130827), (2493, 8087218), (4986, 4043609), (8587, 2347902), (17174, 1173951), (25761, 782634), (51522, 391317), (77283, 260878), (130439, 154566)]