20105930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11897}}^1$

素因数の和:11930

約数の個数: 24

約数和(自身を含む): 39192012

約数和(自身を除く): 19086082

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11897, 23794, 59485, 118970, 154661, 309322, 773305, 1546610, 2010593, 4021186, 10052965, 20105930]

約数ペア:

[(1, 20105930), (2, 10052965), (5, 4021186), (10, 2010593), (13, 1546610), (26, 773305), (65, 309322), (130, 154661), (169, 118970), (338, 59485), (845, 23794), (1690, 11897)]