20408957332

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{1091}}^1\times {\mathrm{31387}}^1$

素因数の和:32631

約数の個数: 24

約数和(自身を含む): 35989480800

約数和(自身を除く): 15580523468

約数列:

[1, 2, 4, 149, 298, 596, 1091, 2182, 4364, 31387, 62774, 125548, 162559, 325118, 650236, 4676663, 9353326, 18706652, 34243217, 68486434, 136972868, 5102239333, 10204478666, 20408957332]

約数ペア:

[(1, 20408957332), (2, 10204478666), (4, 5102239333), (149, 136972868), (298, 68486434), (596, 34243217), (1091, 18706652), (2182, 9353326), (4364, 4676663), (31387, 650236), (62774, 325118), (125548, 162559)]