2019011967

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12553}}^1$

素因数の和:12629

約数の個数: 64

約数和(自身を含む): 3663759360

約数和(自身を除く): 1644747393

約数列:

[1, 3, 7, 9, 21, 23, 27, 37, 63, 69, 111, 161, 189, 207, 259, 333, 483, 621, 777, 851, 999, 1449, 2331, 2553, 4347, 5957, 6993, 7659, 12553, 17871, 22977, 37659, 53613, 87871, 112977, 160839, 263613, 288719, 338931, 464461, 790839, 866157, 1393383, 2021033, 2372517, 2598471, 3251227, 4180149, 6063099, 7795413, 9753681, 10682603, 12540447, 18189297, 29261043, 32047809, 54567891, 74778221, 87783129, 96143427, 224334663, 288430281, 673003989, 2019011967]

約数ペア:

[(1, 2019011967), (3, 673003989), (7, 288430281), (9, 224334663), (21, 96143427), (23, 87783129), (27, 74778221), (37, 54567891), (63, 32047809), (69, 29261043), (111, 18189297), (161, 12540447), (189, 10682603), (207, 9753681), (259, 7795413), (333, 6063099), (483, 4180149), (621, 3251227), (777, 2598471), (851, 2372517), (999, 2021033), (1449, 1393383), (2331, 866157), (2553, 790839), (4347, 464461), (5957, 338931), (6993, 288719), (7659, 263613), (12553, 160839), (17871, 112977), (22977, 87871), (37659, 53613)]