20452356

素因数分解:

$2^2\times 3^2\times {\mathrm{379}}^1\times {\mathrm{1499}}^1$

素因数の和:1888

約数の個数: 36

約数和(自身を含む): 51870000

約数和(自身を除く): 31417644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 379, 758, 1137, 1499, 1516, 2274, 2998, 3411, 4497, 4548, 5996, 6822, 8994, 13491, 13644, 17988, 26982, 53964, 568121, 1136242, 1704363, 2272484, 3408726, 5113089, 6817452, 10226178, 20452356]

約数ペア:

[(1, 20452356), (2, 10226178), (3, 6817452), (4, 5113089), (6, 3408726), (9, 2272484), (12, 1704363), (18, 1136242), (36, 568121), (379, 53964), (758, 26982), (1137, 17988), (1499, 13644), (1516, 13491), (2274, 8994), (2998, 6822), (3411, 5996), (4497, 4548)]