19511436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2131}}^1$

素因数の和:2254

約数の個数: 48

約数和(自身を含む): 52532480

約数和(自身を除く): 33021044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 2131, 2289, 3052, 4262, 4578, 6393, 8524, 9156, 12786, 14917, 25572, 29834, 44751, 59668, 89502, 179004, 232279, 464558, 696837, 929116, 1393674, 1625953, 2787348, 3251906, 4877859, 6503812, 9755718, 19511436]

約数ペア:

[(1, 19511436), (2, 9755718), (3, 6503812), (4, 4877859), (6, 3251906), (7, 2787348), (12, 1625953), (14, 1393674), (21, 929116), (28, 696837), (42, 464558), (84, 232279), (109, 179004), (218, 89502), (327, 59668), (436, 44751), (654, 29834), (763, 25572), (1308, 14917), (1526, 12786), (2131, 9156), (2289, 8524), (3052, 6393), (4262, 4578)]