20572282

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{739}}^1$

素因数の和:1221

約数の個数: 16

約数和(自身を含む): 31968000

約数和(自身を除く): 11395718

約数列:

[1, 2, 31, 62, 449, 739, 898, 1478, 13919, 22909, 27838, 45818, 331811, 663622, 10286141, 20572282]

約数ペア:

[(1, 20572282), (2, 10286141), (31, 663622), (62, 331811), (449, 45818), (739, 27838), (898, 22909), (1478, 13919)]