18128090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 34845120

約数和(自身を除く): 16717030

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 730, 1307, 1387, 2614, 2774, 6535, 6935, 13070, 13870, 24833, 49666, 95411, 124165, 190822, 248330, 477055, 954110, 1812809, 3625618, 9064045, 18128090]

約数ペア:

[(1, 18128090), (2, 9064045), (5, 3625618), (10, 1812809), (19, 954110), (38, 477055), (73, 248330), (95, 190822), (146, 124165), (190, 95411), (365, 49666), (730, 24833), (1307, 13870), (1387, 13070), (2614, 6935), (2774, 6535)]