20026878

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{643}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 21704322

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 179, 358, 537, 643, 1074, 1286, 1929, 3858, 5191, 10382, 15573, 18647, 31146, 37294, 55941, 111882, 115097, 230194, 345291, 690582, 3337813, 6675626, 10013439, 20026878]

約数ペア:

[(1, 20026878), (2, 10013439), (3, 6675626), (6, 3337813), (29, 690582), (58, 345291), (87, 230194), (174, 115097), (179, 111882), (358, 55941), (537, 37294), (643, 31146), (1074, 18647), (1286, 15573), (1929, 10382), (3858, 5191)]