20007071

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1471}}^1$

素因数の和:1574

約数の個数: 16

約数和(自身を含む): 24023040

約数和(自身を除く): 4015969

約数列:

[1, 7, 29, 67, 203, 469, 1471, 1943, 10297, 13601, 42659, 98557, 298613, 689899, 2858153, 20007071]

約数ペア:

[(1, 20007071), (7, 2858153), (29, 689899), (67, 298613), (203, 98557), (469, 42659), (1471, 13601), (1943, 10297)]