20684484

素因数分解:

$2^2\times 3^4\times {\mathrm{63841}}^1$

素因数の和:63857

約数の個数: 30

約数和(自身を含む): 54074174

約数和(自身を除く): 33389690

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 63841, 127682, 191523, 255364, 383046, 574569, 766092, 1149138, 1723707, 2298276, 3447414, 5171121, 6894828, 10342242, 20684484]

約数ペア:

[(1, 20684484), (2, 10342242), (3, 6894828), (4, 5171121), (6, 3447414), (9, 2298276), (12, 1723707), (18, 1149138), (27, 766092), (36, 574569), (54, 383046), (81, 255364), (108, 191523), (162, 127682), (324, 63841)]