18189738.000000000

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{3253}}^1$

素因数の和:3636

約数の個数: 32

約数和(自身を含む): 281145600

約数和(自身を除く): 148013322

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 359, 718, 1077, 2154, 3253, 6506, 6821, 9759, 13642, 19518, 20463, 40926, 61807, 123614, 185421, 370842, 1167827, 2335654, 3503481, 7006962, 22188713, 44377426, 66566139, 133132278]

約数ペア:

[(1, 133132278), (2, 66566139), (3, 44377426), (6, 22188713), (19, 7006962), (38, 3503481), (57, 2335654), (114, 1167827), (359, 370842), (718, 185421), (1077, 123614), (2154, 61807), (3253, 40926), (6506, 20463), (6821, 19518), (9759, 13642)]