19958902906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2197633}}^1$

素因数の和:2197893

約数の個数: 16

約数和(自身を含む): 31645929600

約数和(自身を除く): 11687026694

約数列:

[1, 2, 19, 38, 239, 478, 4541, 9082, 2197633, 4395266, 41755027, 83510054, 525234287, 1050468574, 9979451453, 19958902906]

約数ペア:

[(1, 19958902906), (2, 9979451453), (19, 1050468574), (38, 525234287), (239, 83510054), (478, 41755027), (4541, 4395266), (9082, 2197633)]