19390910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25183}}^1$

素因数の和:25208

約数の個数: 32

約数和(自身を含む): 43517952

約数和(自身を除く): 24127042

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 25183, 50366, 125915, 176281, 251830, 277013, 352562, 554026, 881405, 1385065, 1762810, 1939091, 2770130, 3878182, 9695455, 19390910]

約数ペア:

[(1, 19390910), (2, 9695455), (5, 3878182), (7, 2770130), (10, 1939091), (11, 1762810), (14, 1385065), (22, 881405), (35, 554026), (55, 352562), (70, 277013), (77, 251830), (110, 176281), (154, 125915), (385, 50366), (770, 25183)]