20686974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44777}}^1$

素因数の和:44800

約数の個数: 32

約数和(自身を含む): 51584256

約数和(自身を除く): 30897282

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 44777, 89554, 134331, 268662, 313439, 492547, 626878, 940317, 985094, 1477641, 1880634, 2955282, 3447829, 6895658, 10343487, 20686974]

約数ペア:

[(1, 20686974), (2, 10343487), (3, 6895658), (6, 3447829), (7, 2955282), (11, 1880634), (14, 1477641), (21, 985094), (22, 940317), (33, 626878), (42, 492547), (66, 313439), (77, 268662), (154, 134331), (231, 89554), (462, 44777)]