2018011905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{492799}}^1$

素因数の和:492830

約数の個数: 48

約数和(自身を含む): 4305100800

約数和(自身を除く): 2287088895

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 492799, 1478397, 2463995, 3449593, 4435191, 6406387, 7391985, 10348779, 17247965, 19219161, 22175955, 31046337, 32031935, 44844709, 51743895, 57657483, 96095805, 134534127, 155231685, 224223545, 288287415, 403602381, 672670635, 2018011905]

約数ペア:

[(1, 2018011905), (3, 672670635), (5, 403602381), (7, 288287415), (9, 224223545), (13, 155231685), (15, 134534127), (21, 96095805), (35, 57657483), (39, 51743895), (45, 44844709), (63, 32031935), (65, 31046337), (91, 22175955), (105, 19219161), (117, 17247965), (195, 10348779), (273, 7391985), (315, 6406387), (455, 4435191), (585, 3449593), (819, 2463995), (1365, 1478397), (4095, 492799)]