19759048

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 38374560

約数和(自身を除く): 18615512

約数列:

[1, 2, 4, 8, 41, 82, 107, 164, 214, 328, 428, 563, 856, 1126, 2252, 4387, 4504, 8774, 17548, 23083, 35096, 46166, 60241, 92332, 120482, 184664, 240964, 481928, 2469881, 4939762, 9879524, 19759048]

約数ペア:

[(1, 19759048), (2, 9879524), (4, 4939762), (8, 2469881), (41, 481928), (82, 240964), (107, 184664), (164, 120482), (214, 92332), (328, 60241), (428, 46166), (563, 35096), (856, 23083), (1126, 17548), (2252, 8774), (4387, 4504)]