18745701

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4759}}^1$

素因数の和:4876

約数の個数: 16

約数和(自身を含む): 27189120

約数和(自身を除く): 8443419

約数列:

[1, 3, 13, 39, 101, 303, 1313, 3939, 4759, 14277, 61867, 185601, 480659, 1441977, 6248567, 18745701]

約数ペア:

[(1, 18745701), (3, 6248567), (13, 1441977), (39, 480659), (101, 185601), (303, 61867), (1313, 14277), (3939, 4759)]