20751816

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18397}}^1$

素因数の和:18453

約数の個数: 32

約数和(自身を含む): 52986240

約数和(自身を除く): 32234424

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18397, 36794, 55191, 73588, 110382, 147176, 220764, 441528, 864659, 1729318, 2593977, 3458636, 5187954, 6917272, 10375908, 20751816]

約数ペア:

[(1, 20751816), (2, 10375908), (3, 6917272), (4, 5187954), (6, 3458636), (8, 2593977), (12, 1729318), (24, 864659), (47, 441528), (94, 220764), (141, 147176), (188, 110382), (282, 73588), (376, 55191), (564, 36794), (1128, 18397)]