20112126639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{1021}}^1$

素因数の和:1496

約数の個数: 64

約数和(自身を含む): 31258483200

約数和(自身を除く): 11146356561

約数列:

[1, 3, 11, 19, 33, 57, 89, 209, 267, 353, 627, 979, 1021, 1059, 1691, 2937, 3063, 3883, 5073, 6707, 11231, 11649, 18601, 19399, 20121, 31417, 33693, 55803, 58197, 73777, 90869, 94251, 213389, 221331, 272607, 345587, 360413, 596923, 640167, 999559, 1036761, 1081239, 1726511, 1790769, 2998677, 3964543, 5179533, 6566153, 6847847, 11893629, 18991621, 19698459, 20543541, 32076757, 56974863, 75326317, 96230271, 225978951, 352844327, 609458383, 1058532981, 1828375149, 6704042213, 20112126639]

約数ペア:

[(1, 20112126639), (3, 6704042213), (11, 1828375149), (19, 1058532981), (33, 609458383), (57, 352844327), (89, 225978951), (209, 96230271), (267, 75326317), (353, 56974863), (627, 32076757), (979, 20543541), (1021, 19698459), (1059, 18991621), (1691, 11893629), (2937, 6847847), (3063, 6566153), (3883, 5179533), (5073, 3964543), (6707, 2998677), (11231, 1790769), (11649, 1726511), (18601, 1081239), (19399, 1036761), (20121, 999559), (31417, 640167), (33693, 596923), (55803, 360413), (58197, 345587), (73777, 272607), (90869, 221331), (94251, 213389)]