20941494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2531}}^1$

素因数の和:2740

約数の個数: 32

約数和(自身を含む): 48128256

約数和(自身を除く): 27186762

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2531, 2758, 4137, 5062, 7593, 8274, 15186, 17717, 35434, 53151, 106302, 498607, 997214, 1495821, 2991642, 3490249, 6980498, 10470747, 20941494]

約数ペア:

[(1, 20941494), (2, 10470747), (3, 6980498), (6, 3490249), (7, 2991642), (14, 1495821), (21, 997214), (42, 498607), (197, 106302), (394, 53151), (591, 35434), (1182, 17717), (1379, 15186), (2531, 8274), (2758, 7593), (4137, 5062)]