200909776

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{21991}}^1$

素因数の和:22570

約数の個数: 20

約数和(自身を含む): 389962144

約数和(自身を除く): 189052368

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 21991, 43982, 87964, 175928, 351856, 12556861, 25113722, 50227444, 100454888, 200909776]

約数ペア:

[(1, 200909776), (2, 100454888), (4, 50227444), (8, 25113722), (16, 12556861), (571, 351856), (1142, 175928), (2284, 87964), (4568, 43982), (9136, 21991)]