20178981838

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{3797}}^1\times {\mathrm{85717}}^1$

素因数の和:89547

約数の個数: 16

約数和(自身を含む): 31253468544

約数和(自身を除く): 11074486706

約数列:

[1, 2, 31, 62, 3797, 7594, 85717, 117707, 171434, 235414, 2657227, 5314454, 325467449, 650934898, 10089490919, 20178981838]

約数ペア:

[(1, 20178981838), (2, 10089490919), (31, 650934898), (62, 325467449), (3797, 5314454), (7594, 2657227), (85717, 235414), (117707, 171434)]