199909984

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{39791}}^1$

素因数の和:39958

約数の個数: 24

約数和(自身を含む): 396089568

約数和(自身を除く): 196179584

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 1256, 2512, 5024, 39791, 79582, 159164, 318328, 636656, 1273312, 6247187, 12494374, 24988748, 49977496, 99954992, 199909984]

約数ペア:

[(1, 199909984), (2, 99954992), (4, 49977496), (8, 24988748), (16, 12494374), (32, 6247187), (157, 1273312), (314, 636656), (628, 318328), (1256, 159164), (2512, 79582), (5024, 39791)]