20081139

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 30664704

約数和(自身を除く): 10583565

約数列:

[1, 3, 13, 23, 39, 61, 69, 183, 299, 367, 793, 897, 1101, 1403, 2379, 4209, 4771, 8441, 14313, 18239, 22387, 25323, 54717, 67161, 109733, 291031, 329199, 514901, 873093, 1544703, 6693713, 20081139]

約数ペア:

[(1, 20081139), (3, 6693713), (13, 1544703), (23, 873093), (39, 514901), (61, 329199), (69, 291031), (183, 109733), (299, 67161), (367, 54717), (793, 25323), (897, 22387), (1101, 18239), (1403, 14313), (2379, 8441), (4209, 4771)]