20121309144

素因数分解:

$2^3\times 3^4\times {\mathrm{23}}^1\times {\mathrm{1350061}}^1$

素因数の和:1350102

約数の個数: 80

約数和(自身を含む): 58808700720

約数和(自身を除く): 38687391576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 184, 207, 216, 276, 324, 414, 552, 621, 648, 828, 1242, 1656, 1863, 2484, 3726, 4968, 7452, 14904, 1350061, 2700122, 4050183, 5400244, 8100366, 10800488, 12150549, 16200732, 24301098, 31051403, 32401464, 36451647, 48602196, 62102806, 72903294, 93154209, 97204392, 109354941, 124205612, 145806588, 186308418, 218709882, 248411224, 279462627, 291613176, 372616836, 437419764, 558925254, 745233672, 838387881, 874839528, 1117850508, 1676775762, 2235701016, 2515163643, 3353551524, 5030327286, 6707103048, 10060654572, 20121309144]

約数ペア:

[(1, 20121309144), (2, 10060654572), (3, 6707103048), (4, 5030327286), (6, 3353551524), (8, 2515163643), (9, 2235701016), (12, 1676775762), (18, 1117850508), (23, 874839528), (24, 838387881), (27, 745233672), (36, 558925254), (46, 437419764), (54, 372616836), (69, 291613176), (72, 279462627), (81, 248411224), (92, 218709882), (108, 186308418), (138, 145806588), (162, 124205612), (184, 109354941), (207, 97204392), (216, 93154209), (276, 72903294), (324, 62102806), (414, 48602196), (552, 36451647), (621, 32401464), (648, 31051403), (828, 24301098), (1242, 16200732), (1656, 12150549), (1863, 10800488), (2484, 8100366), (3726, 5400244), (4968, 4050183), (7452, 2700122), (14904, 1350061)]