20189710076

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{421}}^1\times {\mathrm{73553}}^1$

素因数の和:74141

約数の個数: 24

約数和(自身を含む): 35633676624

約数和(自身を除く): 15443966548

約数列:

[1, 2, 4, 163, 326, 421, 652, 842, 1684, 68623, 73553, 137246, 147106, 274492, 294212, 11989139, 23978278, 30965813, 47956556, 61931626, 123863252, 5047427519, 10094855038, 20189710076]

約数ペア:

[(1, 20189710076), (2, 10094855038), (4, 5047427519), (163, 123863252), (326, 61931626), (421, 47956556), (652, 30965813), (842, 23978278), (1684, 11989139), (68623, 294212), (73553, 274492), (137246, 147106)]