28786216

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{827}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 57132000

約数和(自身を除く): 28345784

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 229, 458, 827, 916, 1654, 1832, 3308, 4351, 6616, 8702, 15713, 17404, 31426, 34808, 62852, 125704, 189383, 378766, 757532, 1515064, 3598277, 7196554, 14393108, 28786216]

約数ペア:

[(1, 28786216), (2, 14393108), (4, 7196554), (8, 3598277), (19, 1515064), (38, 757532), (76, 378766), (152, 189383), (229, 125704), (458, 62852), (827, 34808), (916, 31426), (1654, 17404), (1832, 15713), (3308, 8702), (4351, 6616)]