20800473

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{1171}}^1$

素因数の和:1396

約数の個数: 16

約数和(自身を含む): 28803072

約数和(自身を除く): 8002599

約数列:

[1, 3, 31, 93, 191, 573, 1171, 3513, 5921, 17763, 36301, 108903, 223661, 670983, 6933491, 20800473]

約数ペア:

[(1, 20800473), (3, 6933491), (31, 670983), (93, 223661), (191, 108903), (573, 36301), (1171, 17763), (3513, 5921)]