18722210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1823}}^1$

素因数の和:1922

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 18049630

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 1823, 2054, 3646, 5135, 9115, 10270, 18230, 23699, 47398, 118495, 144017, 236990, 288034, 720085, 1440170, 1872221, 3744442, 9361105, 18722210]

約数ペア:

[(1, 18722210), (2, 9361105), (5, 3744442), (10, 1872221), (13, 1440170), (26, 720085), (65, 288034), (79, 236990), (130, 144017), (158, 118495), (395, 47398), (790, 23699), (1027, 18230), (1823, 10270), (2054, 9115), (3646, 5135)]