19968081128

素因数分解:

$2^3\times {\mathrm{51563}}^1\times {\mathrm{48407}}^1$

素因数の和:99976

約数の個数: 16

約数和(自身を含む): 37441651680

約数和(自身を除く): 17473570552

約数列:

[1, 2, 4, 8, 48407, 51563, 96814, 103126, 193628, 206252, 387256, 412504, 2496010141, 4992020282, 9984040564, 19968081128]

約数ペア:

[(1, 19968081128), (2, 9984040564), (4, 4992020282), (8, 2496010141), (48407, 412504), (51563, 387256), (96814, 206252), (103126, 193628)]