20193786008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{112103}}^1$

素因数の和:112232

約数の個数: 64

約数和(自身を含む): 43586035200

約数和(自身を除く): 23392249192

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 89, 92, 178, 184, 253, 356, 506, 712, 979, 1012, 1958, 2024, 2047, 3916, 4094, 7832, 8188, 16376, 22517, 45034, 90068, 112103, 180136, 224206, 448412, 896824, 1233133, 2466266, 2578369, 4932532, 5156738, 9865064, 9977167, 10313476, 19954334, 20626952, 28362059, 39908668, 56724118, 79817336, 109748837, 113448236, 219497674, 226896472, 229474841, 438995348, 458949682, 877990696, 917899364, 1835798728, 2524223251, 5048446502, 10096893004, 20193786008]

約数ペア:

[(1, 20193786008), (2, 10096893004), (4, 5048446502), (8, 2524223251), (11, 1835798728), (22, 917899364), (23, 877990696), (44, 458949682), (46, 438995348), (88, 229474841), (89, 226896472), (92, 219497674), (178, 113448236), (184, 109748837), (253, 79817336), (356, 56724118), (506, 39908668), (712, 28362059), (979, 20626952), (1012, 19954334), (1958, 10313476), (2024, 9977167), (2047, 9865064), (3916, 5156738), (4094, 4932532), (7832, 2578369), (8188, 2466266), (16376, 1233133), (22517, 896824), (45034, 448412), (90068, 224206), (112103, 180136)]