2018924721

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{2287}}^1$

素因数の和:2582

約数の個数: 48

約数和(自身を含む): 3282309888

約数和(自身を除く): 1263385167

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 241, 333, 407, 723, 1221, 2169, 2287, 2651, 3663, 6861, 7953, 8917, 20583, 23859, 25157, 26751, 75471, 80253, 84619, 98087, 226413, 253857, 294261, 551167, 761571, 882783, 930809, 1653501, 2792427, 4960503, 6062837, 8377281, 18188511, 20393179, 54565533, 61179537, 183538611, 224324969, 672974907, 2018924721]

約数ペア:

[(1, 2018924721), (3, 672974907), (9, 224324969), (11, 183538611), (33, 61179537), (37, 54565533), (99, 20393179), (111, 18188511), (241, 8377281), (333, 6062837), (407, 4960503), (723, 2792427), (1221, 1653501), (2169, 930809), (2287, 882783), (2651, 761571), (3663, 551167), (6861, 294261), (7953, 253857), (8917, 226413), (20583, 98087), (23859, 84619), (25157, 80253), (26751, 75471)]