420874196

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{541}}^1\times {\mathrm{4523}}^1$

素因数の和:5111

約数の個数: 24

約数和(自身を含む): 755218464

約数和(自身を除く): 334344268

約数列:

[1, 2, 4, 43, 86, 172, 541, 1082, 2164, 4523, 9046, 18092, 23263, 46526, 93052, 194489, 388978, 777956, 2446943, 4893886, 9787772, 105218549, 210437098, 420874196]

約数ペア:

[(1, 420874196), (2, 210437098), (4, 105218549), (43, 9787772), (86, 4893886), (172, 2446943), (541, 777956), (1082, 388978), (2164, 194489), (4523, 93052), (9046, 46526), (18092, 23263)]