19054450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{773}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 38870280

約数和(自身を除く): 19815830

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 145, 170, 290, 425, 493, 725, 773, 850, 986, 1450, 1546, 2465, 3865, 4930, 7730, 12325, 13141, 19325, 22417, 24650, 26282, 38650, 44834, 65705, 112085, 131410, 224170, 328525, 381089, 560425, 657050, 762178, 1120850, 1905445, 3810890, 9527225, 19054450]

約数ペア:

[(1, 19054450), (2, 9527225), (5, 3810890), (10, 1905445), (17, 1120850), (25, 762178), (29, 657050), (34, 560425), (50, 381089), (58, 328525), (85, 224170), (145, 131410), (170, 112085), (290, 65705), (425, 44834), (493, 38650), (725, 26282), (773, 24650), (850, 22417), (986, 19325), (1450, 13141), (1546, 12325), (2465, 7730), (3865, 4930)]