51491216

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24197}}^1$

素因数の和:24231

約数の個数: 40

約数和(自身を含む): 120022080

約数和(自身を除く): 68530864

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 24197, 48394, 96788, 169379, 193576, 338758, 387152, 459743, 677516, 919486, 1355032, 1838972, 2710064, 3218201, 3677944, 6436402, 7355888, 12872804, 25745608, 51491216]

約数ペア:

[(1, 51491216), (2, 25745608), (4, 12872804), (7, 7355888), (8, 6436402), (14, 3677944), (16, 3218201), (19, 2710064), (28, 1838972), (38, 1355032), (56, 919486), (76, 677516), (112, 459743), (133, 387152), (152, 338758), (266, 193576), (304, 169379), (532, 96788), (1064, 48394), (2128, 24197)]