674995856

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{332183}}^1$

素因数の和:332318

約数の個数: 20

約数和(自身を含む): 1318106112

約数和(自身を除く): 643110256

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 332183, 664366, 1328732, 2657464, 5314928, 42187241, 84374482, 168748964, 337497928, 674995856]

約数ペア:

[(1, 674995856), (2, 337497928), (4, 168748964), (8, 84374482), (16, 42187241), (127, 5314928), (254, 2657464), (508, 1328732), (1016, 664366), (2032, 332183)]