31745846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 55123200

約数和(自身を除く): 23377354

約数列:

[1, 2, 11, 19, 22, 38, 173, 209, 346, 418, 439, 878, 1903, 3287, 3806, 4829, 6574, 8341, 9658, 16682, 36157, 72314, 75947, 91751, 151894, 183502, 835417, 1442993, 1670834, 2885986, 15872923, 31745846]

約数ペア:

[(1, 31745846), (2, 15872923), (11, 2885986), (19, 1670834), (22, 1442993), (38, 835417), (173, 183502), (209, 151894), (346, 91751), (418, 75947), (439, 72314), (878, 36157), (1903, 16682), (3287, 9658), (3806, 8341), (4829, 6574)]