19379230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11467}}^1$

素因数の和:11500

約数の個数: 24

約数和(自身を含む): 37775592

約数和(自身を除く): 18396362

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11467, 22934, 57335, 114670, 149071, 298142, 745355, 1490710, 1937923, 3875846, 9689615, 19379230]

約数ペア:

[(1, 19379230), (2, 9689615), (5, 3875846), (10, 1937923), (13, 1490710), (26, 745355), (65, 298142), (130, 149071), (169, 114670), (338, 57335), (845, 22934), (1690, 11467)]