18120333

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1669}}^1$

素因数の和:1737

約数の個数: 32

約数和(自身を含む): 30781440

約数和(自身を除く): 12661107

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 1669, 3619, 5007, 10857, 11683, 18359, 35049, 55077, 78443, 128513, 235329, 385539, 549101, 862873, 1647303, 2588619, 6040111, 18120333]

約数ペア:

[(1, 18120333), (3, 6040111), (7, 2588619), (11, 1647303), (21, 862873), (33, 549101), (47, 385539), (77, 235329), (141, 128513), (231, 78443), (329, 55077), (517, 35049), (987, 18359), (1551, 11683), (1669, 10857), (3619, 5007)]