20129486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8699}}^1$

素因数の和:8803

約数の個数: 16

約数和(自身を含む): 32886000

約数和(自身を除く): 12756514

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8699, 17398, 113087, 226174, 774211, 1548422, 10064743, 20129486]

約数ペア:

[(1, 20129486), (2, 10064743), (13, 1548422), (26, 774211), (89, 226174), (178, 113087), (1157, 17398), (2314, 8699)]