20625426

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{8747}}^1$

素因数の和:8886

約数の個数: 24

約数和(自身を含む): 45034704

約数和(自身を除く): 24409278

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 8747, 17494, 26241, 52482, 78723, 157446, 1145857, 2291714, 3437571, 6875142, 10312713, 20625426]

約数ペア:

[(1, 20625426), (2, 10312713), (3, 6875142), (6, 3437571), (9, 2291714), (18, 1145857), (131, 157446), (262, 78723), (393, 52482), (786, 26241), (1179, 17494), (2358, 8747)]