19953686

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2293}}^1$

素因数の和:2543

約数の個数: 16

約数和(自身を含む): 31657200

約数和(自身を除く): 11703514

約数列:

[1, 2, 19, 38, 229, 458, 2293, 4351, 4586, 8702, 43567, 87134, 525097, 1050194, 9976843, 19953686]

約数ペア:

[(1, 19953686), (2, 9976843), (19, 1050194), (38, 525097), (229, 87134), (458, 43567), (2293, 8702), (4351, 4586)]