20600368

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1$

素因数の和:1093

約数の個数: 40

約数和(自身を含む): 42247296

約数和(自身を除く): 21646928

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1013, 1271, 2026, 2542, 4052, 5084, 8104, 10168, 16208, 20336, 31403, 41533, 62806, 83066, 125612, 166132, 251224, 332264, 502448, 664528, 1287523, 2575046, 5150092, 10300184, 20600368]

約数ペア:

[(1, 20600368), (2, 10300184), (4, 5150092), (8, 2575046), (16, 1287523), (31, 664528), (41, 502448), (62, 332264), (82, 251224), (124, 166132), (164, 125612), (248, 83066), (328, 62806), (496, 41533), (656, 31403), (1013, 20336), (1271, 16208), (2026, 10168), (2542, 8104), (4052, 5084)]