18660516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{222149}}^1$

素因数の和:222163

約数の個数: 24

約数和(自身を含む): 49761600

約数和(自身を除く): 31101084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 222149, 444298, 666447, 888596, 1332894, 1555043, 2665788, 3110086, 4665129, 6220172, 9330258, 18660516]

約数ペア:

[(1, 18660516), (2, 9330258), (3, 6220172), (4, 4665129), (6, 3110086), (7, 2665788), (12, 1555043), (14, 1332894), (21, 888596), (28, 666447), (42, 444298), (84, 222149)]