2018042991

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{42299}}^1$

素因数の和:42361

約数の個数: 40

約数和(自身を含む): 3275712000

約数和(自身を除く): 1257669009

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 93, 171, 279, 513, 589, 837, 1539, 1767, 2511, 5301, 15903, 42299, 47709, 126897, 380691, 803681, 1142073, 1311269, 2411043, 3426219, 3933807, 7233129, 11801421, 21699387, 24914111, 35404263, 65098161, 74742333, 106212789, 224226999, 672680997, 2018042991]

約数ペア:

[(1, 2018042991), (3, 672680997), (9, 224226999), (19, 106212789), (27, 74742333), (31, 65098161), (57, 35404263), (81, 24914111), (93, 21699387), (171, 11801421), (279, 7233129), (513, 3933807), (589, 3426219), (837, 2411043), (1539, 1311269), (1767, 1142073), (2511, 803681), (5301, 380691), (15903, 126897), (42299, 47709)]