20263005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{64327}}^1$

素因数の和:64345

約数の個数: 24

約数和(自身を含む): 40140672

約数和(自身を除く): 19877667

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 64327, 192981, 321635, 450289, 578943, 964905, 1350867, 2251445, 2894715, 4052601, 6754335, 20263005]

約数ペア:

[(1, 20263005), (3, 6754335), (5, 4052601), (7, 2894715), (9, 2251445), (15, 1350867), (21, 964905), (35, 578943), (45, 450289), (63, 321635), (105, 192981), (315, 64327)]