20268477

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 30700800

約数和(自身を除く): 10432323

約数列:

[1, 3, 9, 29, 79, 87, 237, 261, 711, 983, 2291, 2949, 6873, 8847, 20619, 28507, 77657, 85521, 232971, 256563, 698913, 2252053, 6756159, 20268477]

約数ペア:

[(1, 20268477), (3, 6756159), (9, 2252053), (29, 698913), (79, 256563), (87, 232971), (237, 85521), (261, 77657), (711, 28507), (983, 20619), (2291, 8847), (2949, 6873)]