20599485

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 33945600

約数和(自身を除く): 13346115

約数列:

[1, 3, 5, 15, 67, 103, 199, 201, 309, 335, 515, 597, 995, 1005, 1545, 2985, 6901, 13333, 20497, 20703, 34505, 39999, 61491, 66665, 102485, 103515, 199995, 307455, 1373299, 4119897, 6866495, 20599485]

約数ペア:

[(1, 20599485), (3, 6866495), (5, 4119897), (15, 1373299), (67, 307455), (103, 199995), (199, 103515), (201, 102485), (309, 66665), (335, 61491), (515, 39999), (597, 34505), (995, 20703), (1005, 20497), (1545, 13333), (2985, 6901)]