19904106

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{80911}}^1$

素因数の和:80957

約数の個数: 16

約数和(自身を含む): 40779648

約数和(自身を除く): 20875542

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 80911, 161822, 242733, 485466, 3317351, 6634702, 9952053, 19904106]

約数ペア:

[(1, 19904106), (2, 9952053), (3, 6634702), (6, 3317351), (41, 485466), (82, 242733), (123, 161822), (246, 80911)]