20565995568

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10450201}}^1$

素因数の和:10450253

約数の個数: 40

約数和(自身を含む): 54424652016

約数和(自身を除く): 33858656448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10450201, 20900402, 31350603, 41800804, 62701206, 83601608, 125402412, 167203216, 250804824, 428458241, 501609648, 856916482, 1285374723, 1713832964, 2570749446, 3427665928, 5141498892, 6855331856, 10282997784, 20565995568]

約数ペア:

[(1, 20565995568), (2, 10282997784), (3, 6855331856), (4, 5141498892), (6, 3427665928), (8, 2570749446), (12, 1713832964), (16, 1285374723), (24, 856916482), (41, 501609648), (48, 428458241), (82, 250804824), (123, 167203216), (164, 125402412), (246, 83601608), (328, 62701206), (492, 41800804), (656, 31350603), (984, 20900402), (1968, 10450201)]