20067515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16249}}^1$

素因数の和:16286

約数の個数: 16

約数和(自身を含む): 27300000

約数和(自身を除く): 7232485

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 16249, 81245, 211237, 308731, 1056185, 1543655, 4013503, 20067515]

約数ペア:

[(1, 20067515), (5, 4013503), (13, 1543655), (19, 1056185), (65, 308731), (95, 211237), (247, 81245), (1235, 16249)]