20347621096

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{172169}}^1$

素因数の和:172282

約数の個数: 64

約数和(自身を含む): 44626464000

約数和(自身を除く): 24278842904

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 79, 88, 136, 158, 187, 316, 374, 632, 748, 869, 1343, 1496, 1738, 2686, 3476, 5372, 6952, 10744, 14773, 29546, 59092, 118184, 172169, 344338, 688676, 1377352, 1893859, 2926873, 3787718, 5853746, 7575436, 11707492, 13601351, 15150872, 23414984, 27202702, 32195603, 54405404, 64391206, 108810808, 128782412, 149614861, 231222967, 257564824, 299229722, 462445934, 598459444, 924891868, 1196918888, 1849783736, 2543452637, 5086905274, 10173810548, 20347621096]

約数ペア:

[(1, 20347621096), (2, 10173810548), (4, 5086905274), (8, 2543452637), (11, 1849783736), (17, 1196918888), (22, 924891868), (34, 598459444), (44, 462445934), (68, 299229722), (79, 257564824), (88, 231222967), (136, 149614861), (158, 128782412), (187, 108810808), (316, 64391206), (374, 54405404), (632, 32195603), (748, 27202702), (869, 23414984), (1343, 15150872), (1496, 13601351), (1738, 11707492), (2686, 7575436), (3476, 5853746), (5372, 3787718), (6952, 2926873), (10744, 1893859), (14773, 1377352), (29546, 688676), (59092, 344338), (118184, 172169)]