18883491

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1427}}^1$

素因数の和:1842

約数の個数: 16

約数和(自身を含む): 27554688

約数和(自身を除く): 8671197

約数列:

[1, 3, 11, 33, 401, 1203, 1427, 4281, 4411, 13233, 15697, 47091, 572227, 1716681, 6294497, 18883491]

約数ペア:

[(1, 18883491), (3, 6294497), (11, 1716681), (33, 572227), (401, 47091), (1203, 15697), (1427, 13233), (4281, 4411)]