20159898638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{719}}^1$

素因数の和:1097

約数の個数: 64

約数和(自身を含む): 34096204800

約数和(自身を除く): 13936306162

約数列:

[1, 2, 11, 22, 53, 106, 139, 173, 278, 346, 583, 719, 1166, 1438, 1529, 1903, 3058, 3806, 7367, 7909, 9169, 14734, 15818, 18338, 24047, 38107, 48094, 76214, 81037, 99941, 100859, 124387, 162074, 199882, 201718, 248774, 264517, 419177, 529034, 838354, 1099351, 1274491, 1368257, 2198702, 2548982, 2736514, 5296873, 6592511, 10593746, 13185022, 14019401, 17289793, 28038802, 34579586, 58265603, 72517621, 116531206, 145035242, 190187723, 380375446, 916359029, 1832718058, 10079949319, 20159898638]

約数ペア:

[(1, 20159898638), (2, 10079949319), (11, 1832718058), (22, 916359029), (53, 380375446), (106, 190187723), (139, 145035242), (173, 116531206), (278, 72517621), (346, 58265603), (583, 34579586), (719, 28038802), (1166, 17289793), (1438, 14019401), (1529, 13185022), (1903, 10593746), (3058, 6592511), (3806, 5296873), (7367, 2736514), (7909, 2548982), (9169, 2198702), (14734, 1368257), (15818, 1274491), (18338, 1099351), (24047, 838354), (38107, 529034), (48094, 419177), (76214, 264517), (81037, 248774), (99941, 201718), (100859, 199882), (124387, 162074)]