20168064904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193923701}}^1$

素因数の和:193923720

約数の個数: 16

約数和(自身を含む): 40723977420

約数和(自身を除く): 20555912516

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193923701, 387847402, 775694804, 1551389608, 2521008113, 5042016226, 10084032452, 20168064904]

約数ペア:

[(1, 20168064904), (2, 10084032452), (4, 5042016226), (8, 2521008113), (13, 1551389608), (26, 775694804), (52, 387847402), (104, 193923701)]