20732270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1579}}^1$

素因数の和:1700

約数の個数: 32

約数和(自身を含む): 40612320

約数和(自身を除く): 19880050

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 1010, 1313, 1579, 2626, 3158, 6565, 7895, 13130, 15790, 20527, 41054, 102635, 159479, 205270, 318958, 797395, 1594790, 2073227, 4146454, 10366135, 20732270]

約数ペア:

[(1, 20732270), (2, 10366135), (5, 4146454), (10, 2073227), (13, 1594790), (26, 797395), (65, 318958), (101, 205270), (130, 159479), (202, 102635), (505, 41054), (1010, 20527), (1313, 15790), (1579, 13130), (2626, 7895), (3158, 6565)]