20672171

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{659}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 23654400

約数和(自身を除く): 2982229

約数列:

[1, 13, 19, 127, 247, 659, 1651, 2413, 8567, 12521, 31369, 83693, 162773, 1088009, 1590167, 20672171]

約数ペア:

[(1, 20672171), (13, 1590167), (19, 1088009), (127, 162773), (247, 83693), (659, 31369), (1651, 12521), (2413, 8567)]