13222820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50857}}^1$

素因数の和:50879

約数の個数: 24

約数和(自身を含む): 29904504

約数和(自身を除く): 16681684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 50857, 101714, 203428, 254285, 508570, 661141, 1017140, 1322282, 2644564, 3305705, 6611410, 13222820]

約数ペア:

[(1, 13222820), (2, 6611410), (4, 3305705), (5, 2644564), (10, 1322282), (13, 1017140), (20, 661141), (26, 508570), (52, 254285), (65, 203428), (130, 101714), (260, 50857)]