31081936

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{47381}}^1$

素因数の和:47430

約数の個数: 20

約数和(自身を含む): 61691364

約数和(自身を除く): 30609428

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 47381, 94762, 189524, 379048, 758096, 1942621, 3885242, 7770484, 15540968, 31081936]

約数ペア:

[(1, 31081936), (2, 15540968), (4, 7770484), (8, 3885242), (16, 1942621), (41, 758096), (82, 379048), (164, 189524), (328, 94762), (656, 47381)]