51640686

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{20347}}^1$

素因数の和:20405

約数の個数: 32

約数和(自身を含む): 117204480

約数和(自身を除く): 65563794

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 20347, 40694, 61041, 122082, 183123, 366246, 549369, 956309, 1098738, 1912618, 2868927, 5737854, 8606781, 17213562, 25820343, 51640686]

約数ペア:

[(1, 51640686), (2, 25820343), (3, 17213562), (6, 8606781), (9, 5737854), (18, 2868927), (27, 1912618), (47, 1098738), (54, 956309), (94, 549369), (141, 366246), (282, 183123), (423, 122082), (846, 61041), (1269, 40694), (2538, 20347)]