20553982

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{911}}^1$

素因数の和:1331

約数の個数: 16

約数和(自身を含む): 32011200

約数和(自身を除く): 11457218

約数列:

[1, 2, 29, 58, 389, 778, 911, 1822, 11281, 22562, 26419, 52838, 354379, 708758, 10276991, 20553982]

約数ペア:

[(1, 20553982), (2, 10276991), (29, 708758), (58, 354379), (389, 52838), (778, 26419), (911, 22562), (1822, 11281)]