20857500276

素因数分解:

$2^2\times 3^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1\times {\mathrm{12473}}^1$

素因数の和:13232

約数の個数: 48

約数和(自身を含む): 48934404288

約数和(自身を除く): 28076904012

約数列:

[1, 2, 3, 4, 6, 12, 331, 421, 662, 842, 993, 1263, 1324, 1684, 1986, 2526, 3972, 5052, 12473, 24946, 37419, 49892, 74838, 139351, 149676, 278702, 418053, 557404, 836106, 1672212, 4128563, 5251133, 8257126, 10502266, 12385689, 15753399, 16514252, 21004532, 24771378, 31506798, 49542756, 63013596, 1738125023, 3476250046, 5214375069, 6952500092, 10428750138, 20857500276]

約数ペア:

[(1, 20857500276), (2, 10428750138), (3, 6952500092), (4, 5214375069), (6, 3476250046), (12, 1738125023), (331, 63013596), (421, 49542756), (662, 31506798), (842, 24771378), (993, 21004532), (1263, 16514252), (1324, 15753399), (1684, 12385689), (1986, 10502266), (2526, 8257126), (3972, 5251133), (5052, 4128563), (12473, 1672212), (24946, 836106), (37419, 557404), (49892, 418053), (74838, 278702), (139351, 149676)]