18916974

素因数分解:

$2^1\times 3^2\times {\mathrm{569}}^1\times {\mathrm{1847}}^1$

素因数の和:2424

約数の個数: 24

約数和(自身を含む): 41081040

約数和(自身を除く): 22164066

約数列:

[1, 2, 3, 6, 9, 18, 569, 1138, 1707, 1847, 3414, 3694, 5121, 5541, 10242, 11082, 16623, 33246, 1050943, 2101886, 3152829, 6305658, 9458487, 18916974]

約数ペア:

[(1, 18916974), (2, 9458487), (3, 6305658), (6, 3152829), (9, 2101886), (18, 1050943), (569, 33246), (1138, 16623), (1707, 11082), (1847, 10242), (3414, 5541), (3694, 5121)]