164518454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{31147}}^1$

素因数の和:31307

約数の個数: 16

約数和(自身を含む): 261643200

約数和(自身を除く): 97124746

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 31147, 62294, 591793, 1183586, 4329433, 8658866, 82259227, 164518454]

約数ペア:

[(1, 164518454), (2, 82259227), (19, 8658866), (38, 4329433), (139, 1183586), (278, 591793), (2641, 62294), (5282, 31147)]