18990710

素因数分解:

$2^1\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1453}}^1$

素因数の和:2767

約数の個数: 16

約数和(自身を含む): 34232976

約数和(自身を除く): 15242266

約数列:

[1, 2, 5, 10, 1307, 1453, 2614, 2906, 6535, 7265, 13070, 14530, 1899071, 3798142, 9495355, 18990710]

約数ペア:

[(1, 18990710), (2, 9495355), (5, 3798142), (10, 1899071), (1307, 14530), (1453, 13070), (2614, 7265), (2906, 6535)]