81659758

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{11251}}^1$

素因数の和:11463

約数の個数: 16

約数和(自身を含む): 129623040

約数和(自身を除く): 47963282

約数列:

[1, 2, 19, 38, 191, 382, 3629, 7258, 11251, 22502, 213769, 427538, 2148941, 4297882, 40829879, 81659758]

約数ペア:

[(1, 81659758), (2, 40829879), (19, 4297882), (38, 2148941), (191, 427538), (382, 213769), (3629, 22502), (7258, 11251)]