1921686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 4209408

約数和(自身を除く): 2287722

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 347, 426, 694, 923, 1041, 1846, 2082, 2769, 4511, 5538, 9022, 13533, 24637, 27066, 49274, 73911, 147822, 320281, 640562, 960843, 1921686]

約数ペア:

[(1, 1921686), (2, 960843), (3, 640562), (6, 320281), (13, 147822), (26, 73911), (39, 49274), (71, 27066), (78, 24637), (142, 13533), (213, 9022), (347, 5538), (426, 4511), (694, 2769), (923, 2082), (1041, 1846)]