20621142

素因数分解:

$2^1\times 3^4\times {\mathrm{127291}}^1$

素因数の和:127305

約数の個数: 20

約数和(自身を含む): 46206996

約数和(自身を除く): 25585854

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 127291, 254582, 381873, 763746, 1145619, 2291238, 3436857, 6873714, 10310571, 20621142]

約数ペア:

[(1, 20621142), (2, 10310571), (3, 6873714), (6, 3436857), (9, 2291238), (18, 1145619), (27, 763746), (54, 381873), (81, 254582), (162, 127291)]