20045654

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 32507904

約数和(自身を除く): 12462250

約数列:

[1, 2, 31, 43, 62, 73, 86, 103, 146, 206, 1333, 2263, 2666, 3139, 3193, 4429, 4526, 6278, 6386, 7519, 8858, 15038, 97309, 137299, 194618, 233089, 274598, 323317, 466178, 646634, 10022827, 20045654]

約数ペア:

[(1, 20045654), (2, 10022827), (31, 646634), (43, 466178), (62, 323317), (73, 274598), (86, 233089), (103, 194618), (146, 137299), (206, 97309), (1333, 15038), (2263, 8858), (2666, 7519), (3139, 6386), (3193, 6278), (4429, 4526)]