18403190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2671}}^1$

素因数の和:2744

約数の個数: 32

約数和(自身を含む): 36360576

約数和(自身を除く): 17957386

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 2671, 3445, 5342, 6890, 13355, 26710, 34723, 69446, 141563, 173615, 283126, 347230, 707815, 1415630, 1840319, 3680638, 9201595, 18403190]

約数ペア:

[(1, 18403190), (2, 9201595), (5, 3680638), (10, 1840319), (13, 1415630), (26, 707815), (53, 347230), (65, 283126), (106, 173615), (130, 141563), (265, 69446), (530, 34723), (689, 26710), (1378, 13355), (2671, 6890), (3445, 5342)]