20596720912

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{16139}}^1$

素因数の和:16292

約数の個数: 60

約数和(自身を含む): 41734360080

約数和(自身を除く): 21137639168

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 496, 664, 961, 1328, 1922, 2573, 3844, 5146, 7688, 10292, 15376, 16139, 20584, 32278, 41168, 64556, 79763, 129112, 159526, 258224, 319052, 500309, 638104, 1000618, 1276208, 1339537, 2001236, 2679074, 4002472, 5358148, 8004944, 10716296, 15509579, 21432592, 31019158, 41525647, 62038316, 83051294, 124076632, 166102588, 248153264, 332205176, 664410352, 1287295057, 2574590114, 5149180228, 10298360456, 20596720912]

約数ペア:

[(1, 20596720912), (2, 10298360456), (4, 5149180228), (8, 2574590114), (16, 1287295057), (31, 664410352), (62, 332205176), (83, 248153264), (124, 166102588), (166, 124076632), (248, 83051294), (332, 62038316), (496, 41525647), (664, 31019158), (961, 21432592), (1328, 15509579), (1922, 10716296), (2573, 8004944), (3844, 5358148), (5146, 4002472), (7688, 2679074), (10292, 2001236), (15376, 1339537), (16139, 1276208), (20584, 1000618), (32278, 638104), (41168, 500309), (64556, 319052), (79763, 258224), (129112, 159526)]