19612060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75431}}^1$

素因数の和:75453

約数の個数: 24

約数和(自身を含む): 44354016

約数和(自身を除く): 24741956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 75431, 150862, 301724, 377155, 754310, 980603, 1508620, 1961206, 3922412, 4903015, 9806030, 19612060]

約数ペア:

[(1, 19612060), (2, 9806030), (4, 4903015), (5, 3922412), (10, 1961206), (13, 1508620), (20, 980603), (26, 754310), (52, 377155), (65, 301724), (130, 150862), (260, 75431)]