20173922060

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{947}}^1\times {\mathrm{8387}}^1$

素因数の和:9470

約数の個数: 48

約数和(自身を含む): 42749005824

約数和(自身を除く): 22575083764

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 947, 1270, 1894, 2540, 3788, 4735, 8387, 9470, 16774, 18940, 33548, 41935, 83870, 120269, 167740, 240538, 481076, 601345, 1065149, 1202690, 2130298, 2405380, 4260596, 5325745, 7942489, 10651490, 15884978, 21302980, 31769956, 39712445, 79424890, 158849780, 1008696103, 2017392206, 4034784412, 5043480515, 10086961030, 20173922060]

約数ペア:

[(1, 20173922060), (2, 10086961030), (4, 5043480515), (5, 4034784412), (10, 2017392206), (20, 1008696103), (127, 158849780), (254, 79424890), (508, 39712445), (635, 31769956), (947, 21302980), (1270, 15884978), (1894, 10651490), (2540, 7942489), (3788, 5325745), (4735, 4260596), (8387, 2405380), (9470, 2130298), (16774, 1202690), (18940, 1065149), (33548, 601345), (41935, 481076), (83870, 240538), (120269, 167740)]