19123228

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{823}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 34631072

約数和(自身を除く): 15507844

約数列:

[1, 2, 4, 37, 74, 148, 157, 314, 628, 823, 1646, 3292, 5809, 11618, 23236, 30451, 60902, 121804, 129211, 258422, 516844, 4780807, 9561614, 19123228]

約数ペア:

[(1, 19123228), (2, 9561614), (4, 4780807), (37, 516844), (74, 258422), (148, 129211), (157, 121804), (314, 60902), (628, 30451), (823, 23236), (1646, 11618), (3292, 5809)]