20408106

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{109721}}^1$

素因数の和:109757

約数の個数: 16

約数和(自身を含む): 42133248

約数和(自身を除く): 21725142

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 109721, 219442, 329163, 658326, 3401351, 6802702, 10204053, 20408106]

約数ペア:

[(1, 20408106), (2, 10204053), (3, 6802702), (6, 3401351), (31, 658326), (62, 329163), (93, 219442), (186, 109721)]