199955828

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{10271}}^1$

素因数の和:10463

約数の個数: 24

約数和(自身を含む): 363546624

約数和(自身を除く): 163590796

約数列:

[1, 2, 4, 31, 62, 124, 157, 314, 628, 4867, 9734, 10271, 19468, 20542, 41084, 318401, 636802, 1273604, 1612547, 3225094, 6450188, 49988957, 99977914, 199955828]

約数ペア:

[(1, 199955828), (2, 99977914), (4, 49988957), (31, 6450188), (62, 3225094), (124, 1612547), (157, 1273604), (314, 636802), (628, 318401), (4867, 41084), (9734, 20542), (10271, 19468)]