19816986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10039}}^1$

素因数の和:10098

約数の個数: 32

約数和(自身を含む): 46264320

約数和(自身を除く): 26447334

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 10039, 20078, 30117, 60234, 70273, 140546, 210819, 421638, 471833, 943666, 1415499, 2830998, 3302831, 6605662, 9908493, 19816986]

約数ペア:

[(1, 19816986), (2, 9908493), (3, 6605662), (6, 3302831), (7, 2830998), (14, 1415499), (21, 943666), (42, 471833), (47, 421638), (94, 210819), (141, 140546), (282, 70273), (329, 60234), (658, 30117), (987, 20078), (1974, 10039)]