20438504

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2381}}^1$

素因数の和:2453

約数の個数: 32

約数和(自身を含む): 40732200

約数和(自身を除く): 20293696

約数列:

[1, 2, 4, 8, 29, 37, 58, 74, 116, 148, 232, 296, 1073, 2146, 2381, 4292, 4762, 8584, 9524, 19048, 69049, 88097, 138098, 176194, 276196, 352388, 552392, 704776, 2554813, 5109626, 10219252, 20438504]

約数ペア:

[(1, 20438504), (2, 10219252), (4, 5109626), (8, 2554813), (29, 704776), (37, 552392), (58, 352388), (74, 276196), (116, 176194), (148, 138098), (232, 88097), (296, 69049), (1073, 19048), (2146, 9524), (2381, 8584), (4292, 4762)]