20273505

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{27583}}^1$

素因数の和:27605

約数の個数: 24

約数和(自身を含む): 37734912

約数和(自身を除く): 17461407

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 27583, 82749, 137915, 193081, 413745, 579243, 965405, 1351567, 2896215, 4054701, 6757835, 20273505]

約数ペア:

[(1, 20273505), (3, 6757835), (5, 4054701), (7, 2896215), (15, 1351567), (21, 965405), (35, 579243), (49, 413745), (105, 193081), (147, 137915), (245, 82749), (735, 27583)]