20173944952

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1193}}^1\times {\mathrm{4507}}^1$

素因数の和:5780

約数の個数: 64

約数和(自身を含む): 43921624320

約数和(自身を除く): 23747679368

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1193, 1876, 2386, 3752, 4507, 4772, 8351, 9014, 9544, 16702, 18028, 31549, 33404, 36056, 63098, 66808, 79931, 126196, 159862, 252392, 301969, 319724, 559517, 603938, 639448, 1119034, 1207876, 2113783, 2238068, 2415752, 4227566, 4476136, 5376851, 8455132, 10753702, 16910264, 21507404, 37637957, 43014808, 75275914, 150551828, 301103656, 360249017, 720498034, 1440996068, 2521743119, 2881992136, 5043486238, 10086972476, 20173944952]

約数ペア:

[(1, 20173944952), (2, 10086972476), (4, 5043486238), (7, 2881992136), (8, 2521743119), (14, 1440996068), (28, 720498034), (56, 360249017), (67, 301103656), (134, 150551828), (268, 75275914), (469, 43014808), (536, 37637957), (938, 21507404), (1193, 16910264), (1876, 10753702), (2386, 8455132), (3752, 5376851), (4507, 4476136), (4772, 4227566), (8351, 2415752), (9014, 2238068), (9544, 2113783), (16702, 1207876), (18028, 1119034), (31549, 639448), (33404, 603938), (36056, 559517), (63098, 319724), (66808, 301969), (79931, 252392), (126196, 159862)]