19831041

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 64

約数和(自身を含む): 33792000

約数和(自身を除く): 13960959

約数列:

[1, 3, 9, 19, 27, 29, 31, 43, 57, 87, 93, 129, 171, 261, 279, 387, 513, 551, 589, 783, 817, 837, 899, 1161, 1247, 1333, 1653, 1767, 2451, 2697, 3741, 3999, 4959, 5301, 7353, 8091, 11223, 11997, 14877, 15903, 17081, 22059, 23693, 24273, 25327, 33669, 35991, 38657, 51243, 71079, 75981, 115971, 153729, 213237, 227943, 347913, 461187, 639711, 683829, 734483, 1043739, 2203449, 6610347, 19831041]

約数ペア:

[(1, 19831041), (3, 6610347), (9, 2203449), (19, 1043739), (27, 734483), (29, 683829), (31, 639711), (43, 461187), (57, 347913), (87, 227943), (93, 213237), (129, 153729), (171, 115971), (261, 75981), (279, 71079), (387, 51243), (513, 38657), (551, 35991), (589, 33669), (783, 25327), (817, 24273), (837, 23693), (899, 22059), (1161, 17081), (1247, 15903), (1333, 14877), (1653, 11997), (1767, 11223), (2451, 8091), (2697, 7353), (3741, 5301), (3999, 4959)]