20161682792

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1\times {\mathrm{4157}}^1$

素因数の和:4842

約数の個数: 64

約数和(自身を含む): 40439710080

約数和(自身を除く): 20278027288

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 613, 989, 1226, 1978, 2452, 3956, 4157, 4904, 7912, 8314, 14099, 16628, 26359, 28198, 33256, 52718, 56396, 95611, 105436, 112792, 178751, 191222, 210872, 357502, 382444, 606257, 715004, 764888, 1212514, 1430008, 2425028, 2548241, 4111273, 4850056, 5096482, 8222546, 10192964, 16445092, 20385928, 32890184, 58609543, 109574363, 117219086, 219148726, 234438172, 438297452, 468876344, 876594904, 2520210349, 5040420698, 10080841396, 20161682792]

約数ペア:

[(1, 20161682792), (2, 10080841396), (4, 5040420698), (8, 2520210349), (23, 876594904), (43, 468876344), (46, 438297452), (86, 234438172), (92, 219148726), (172, 117219086), (184, 109574363), (344, 58609543), (613, 32890184), (989, 20385928), (1226, 16445092), (1978, 10192964), (2452, 8222546), (3956, 5096482), (4157, 4850056), (4904, 4111273), (7912, 2548241), (8314, 2425028), (14099, 1430008), (16628, 1212514), (26359, 764888), (28198, 715004), (33256, 606257), (52718, 382444), (56396, 357502), (95611, 210872), (105436, 191222), (112792, 178751)]