19894554

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{9781}}^1$

素因数の和:9902

約数の個数: 24

約数和(自身を含む): 43490772

約数和(自身を除く): 23596218

約数列:

[1, 2, 3, 6, 9, 18, 113, 226, 339, 678, 1017, 2034, 9781, 19562, 29343, 58686, 88029, 176058, 1105253, 2210506, 3315759, 6631518, 9947277, 19894554]

約数ペア:

[(1, 19894554), (2, 9947277), (3, 6631518), (6, 3315759), (9, 2210506), (18, 1105253), (113, 176058), (226, 88029), (339, 58686), (678, 29343), (1017, 19562), (2034, 9781)]