18944205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10613}}^1$

素因数の和:10645

約数の個数: 32

約数和(自身を含む): 36681984

約数和(自身を除く): 17737779

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 10613, 31839, 53065, 74291, 159195, 180421, 222873, 371455, 541263, 902105, 1114365, 1262947, 2706315, 3788841, 6314735, 18944205]

約数ペア:

[(1, 18944205), (3, 6314735), (5, 3788841), (7, 2706315), (15, 1262947), (17, 1114365), (21, 902105), (35, 541263), (51, 371455), (85, 222873), (105, 180421), (119, 159195), (255, 74291), (357, 53065), (595, 31839), (1785, 10613)]