20899502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{34949}}^1$

素因数の和:34987

約数の個数: 16

約数和(自身を含む): 35229600

約数和(自身を除く): 14330098

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 34949, 69898, 454337, 803827, 908674, 1607654, 10449751, 20899502]

約数ペア:

[(1, 20899502), (2, 10449751), (13, 1607654), (23, 908674), (26, 803827), (46, 454337), (299, 69898), (598, 34949)]