20191155848

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{35977}}^1$

素因数の和:36118

約数の個数: 48

約数和(自身を含む): 39656030940

約数和(自身を除く): 19464875092

約数列:

[1, 2, 4, 8, 31, 62, 73, 124, 146, 248, 292, 584, 961, 1922, 2263, 3844, 4526, 7688, 9052, 18104, 35977, 70153, 71954, 140306, 143908, 280612, 287816, 561224, 1115287, 2230574, 2626321, 4461148, 5252642, 8922296, 10505284, 21010568, 34573897, 69147794, 81415951, 138295588, 162831902, 276591176, 325663804, 651327608, 2523894481, 5047788962, 10095577924, 20191155848]

約数ペア:

[(1, 20191155848), (2, 10095577924), (4, 5047788962), (8, 2523894481), (31, 651327608), (62, 325663804), (73, 276591176), (124, 162831902), (146, 138295588), (248, 81415951), (292, 69147794), (584, 34573897), (961, 21010568), (1922, 10505284), (2263, 8922296), (3844, 5252642), (4526, 4461148), (7688, 2626321), (9052, 2230574), (18104, 1115287), (35977, 561224), (70153, 287816), (71954, 280612), (140306, 143908)]