19956388

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{1051}}^1$

素因数の和:1203

約数の個数: 24

約数和(自身を含む): 36054144

約数和(自身を除く): 16097756

約数列:

[1, 2, 4, 47, 94, 101, 188, 202, 404, 1051, 2102, 4204, 4747, 9494, 18988, 49397, 98794, 106151, 197588, 212302, 424604, 4989097, 9978194, 19956388]

約数ペア:

[(1, 19956388), (2, 9978194), (4, 4989097), (47, 424604), (94, 212302), (101, 197588), (188, 106151), (202, 98794), (404, 49397), (1051, 18988), (2102, 9494), (4204, 4747)]