20906922

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{13249}}^1$

素因数の和:13517

約数の個数: 16

約数和(自身を含む): 41976000

約数和(自身を除く): 21069078

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 13249, 26498, 39747, 79494, 3484487, 6968974, 10453461, 20906922]

約数ペア:

[(1, 20906922), (2, 10453461), (3, 6968974), (6, 3484487), (263, 79494), (526, 39747), (789, 26498), (1578, 13249)]