31281714

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{10163}}^1$

素因数の和:10196

約数の個数: 40

約数和(自身を含む): 73790640

約数和(自身を除く): 42508926

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 10163, 20326, 30489, 60978, 91467, 182934, 193097, 274401, 386194, 548802, 579291, 823203, 1158582, 1646406, 1737873, 3475746, 5213619, 10427238, 15640857, 31281714]

約数ペア:

[(1, 31281714), (2, 15640857), (3, 10427238), (6, 5213619), (9, 3475746), (18, 1737873), (19, 1646406), (27, 1158582), (38, 823203), (54, 579291), (57, 548802), (81, 386194), (114, 274401), (162, 193097), (171, 182934), (342, 91467), (513, 60978), (1026, 30489), (1539, 20326), (3078, 10163)]