12421998

素因数分解:

$2^1\times 3^4\times {\mathrm{76679}}^1$

素因数の和:76693

約数の個数: 20

約数和(自身を含む): 27834840

約数和(自身を除く): 15412842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 76679, 153358, 230037, 460074, 690111, 1380222, 2070333, 4140666, 6210999, 12421998]

約数ペア:

[(1, 12421998), (2, 6210999), (3, 4140666), (6, 2070333), (9, 1380222), (18, 690111), (27, 460074), (54, 230037), (81, 153358), (162, 76679)]