19346140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1871}}^1$

素因数の和:1938

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 25941284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 1871, 2068, 2585, 3742, 5170, 7484, 9355, 10340, 18710, 20581, 37420, 41162, 82324, 87937, 102905, 175874, 205810, 351748, 411620, 439685, 879370, 967307, 1758740, 1934614, 3869228, 4836535, 9673070, 19346140]

約数ペア:

[(1, 19346140), (2, 9673070), (4, 4836535), (5, 3869228), (10, 1934614), (11, 1758740), (20, 967307), (22, 879370), (44, 439685), (47, 411620), (55, 351748), (94, 205810), (110, 175874), (188, 102905), (220, 87937), (235, 82324), (470, 41162), (517, 37420), (940, 20581), (1034, 18710), (1871, 10340), (2068, 9355), (2585, 7484), (3742, 5170)]