20264895

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{64333}}^1$

素因数の和:64351

約数の個数: 24

約数和(自身を含む): 40144416

約数和(自身を除く): 19879521

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 64333, 192999, 321665, 450331, 578997, 964995, 1350993, 2251655, 2894985, 4052979, 6754965, 20264895]

約数ペア:

[(1, 20264895), (3, 6754965), (5, 4052979), (7, 2894985), (9, 2251655), (15, 1350993), (21, 964995), (35, 578997), (45, 450331), (63, 321665), (105, 192999), (315, 64333)]