20407788

素因数分解:

$2^2\times 3^4\times {\mathrm{62987}}^1$

素因数の和:63003

約数の個数: 30

約数和(自身を含む): 53350836

約数和(自身を除く): 32943048

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 62987, 125974, 188961, 251948, 377922, 566883, 755844, 1133766, 1700649, 2267532, 3401298, 5101947, 6802596, 10203894, 20407788]

約数ペア:

[(1, 20407788), (2, 10203894), (3, 6802596), (4, 5101947), (6, 3401298), (9, 2267532), (12, 1700649), (18, 1133766), (27, 755844), (36, 566883), (54, 377922), (81, 251948), (108, 188961), (162, 125974), (324, 62987)]