13328380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51263}}^1$

素因数の和:51285

約数の個数: 24

約数和(自身を含む): 30143232

約数和(自身を除く): 16814852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 51263, 102526, 205052, 256315, 512630, 666419, 1025260, 1332838, 2665676, 3332095, 6664190, 13328380]

約数ペア:

[(1, 13328380), (2, 6664190), (4, 3332095), (5, 2665676), (10, 1332838), (13, 1025260), (20, 666419), (26, 512630), (52, 256315), (65, 205052), (130, 102526), (260, 51263)]