19583980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75323}}^1$

素因数の和:75345

約数の個数: 24

約数和(自身を含む): 44290512

約数和(自身を除く): 24706532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 75323, 150646, 301292, 376615, 753230, 979199, 1506460, 1958398, 3916796, 4895995, 9791990, 19583980]

約数ペア:

[(1, 19583980), (2, 9791990), (4, 4895995), (5, 3916796), (10, 1958398), (13, 1506460), (20, 979199), (26, 753230), (52, 376615), (65, 301292), (130, 150646), (260, 75323)]