199902848

素因数分解:

$2^7\times {\mathrm{1561741}}^1$

素因数の和:1561755

約数の個数: 16

約数和(自身を含む): 398244210

約数和(自身を除く): 198341362

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1561741, 3123482, 6246964, 12493928, 24987856, 49975712, 99951424, 199902848]

約数ペア:

[(1, 199902848), (2, 99951424), (4, 49975712), (8, 24987856), (16, 12493928), (32, 6246964), (64, 3123482), (128, 1561741)]