20713074460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79665671}}^1$

素因数の和:79665693

約数の個数: 24

約数和(自身を含む): 46843415136

約数和(自身を除く): 26130340676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 79665671, 159331342, 318662684, 398328355, 796656710, 1035653723, 1593313420, 2071307446, 4142614892, 5178268615, 10356537230, 20713074460]

約数ペア:

[(1, 20713074460), (2, 10356537230), (4, 5178268615), (5, 4142614892), (10, 2071307446), (13, 1593313420), (20, 1035653723), (26, 796656710), (52, 398328355), (65, 318662684), (130, 159331342), (260, 79665671)]