20910672

素因数分解:

$2^4\times 3^2\times {\mathrm{145213}}^1$

素因数の和:145227

約数の個数: 30

約数和(自身を含む): 58521242

約数和(自身を除く): 37610570

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 145213, 290426, 435639, 580852, 871278, 1161704, 1306917, 1742556, 2323408, 2613834, 3485112, 5227668, 6970224, 10455336, 20910672]

約数ペア:

[(1, 20910672), (2, 10455336), (3, 6970224), (4, 5227668), (6, 3485112), (8, 2613834), (9, 2323408), (12, 1742556), (16, 1306917), (18, 1161704), (24, 871278), (36, 580852), (48, 435639), (72, 290426), (144, 145213)]