20393352

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1$

素因数の和:1003

約数の個数: 96

約数和(自身を含む): 64658880

約数和(自身を除く): 44265528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 43, 56, 63, 72, 84, 86, 126, 129, 168, 172, 252, 258, 301, 344, 387, 504, 516, 602, 774, 903, 941, 1032, 1204, 1548, 1806, 1882, 2408, 2709, 2823, 3096, 3612, 3764, 5418, 5646, 6587, 7224, 7528, 8469, 10836, 11292, 13174, 16938, 19761, 21672, 22584, 26348, 33876, 39522, 40463, 52696, 59283, 67752, 79044, 80926, 118566, 121389, 158088, 161852, 237132, 242778, 283241, 323704, 364167, 474264, 485556, 566482, 728334, 849723, 971112, 1132964, 1456668, 1699446, 2265928, 2549169, 2913336, 3398892, 5098338, 6797784, 10196676, 20393352]

約数ペア:

[(1, 20393352), (2, 10196676), (3, 6797784), (4, 5098338), (6, 3398892), (7, 2913336), (8, 2549169), (9, 2265928), (12, 1699446), (14, 1456668), (18, 1132964), (21, 971112), (24, 849723), (28, 728334), (36, 566482), (42, 485556), (43, 474264), (56, 364167), (63, 323704), (72, 283241), (84, 242778), (86, 237132), (126, 161852), (129, 158088), (168, 121389), (172, 118566), (252, 80926), (258, 79044), (301, 67752), (344, 59283), (387, 52696), (504, 40463), (516, 39522), (602, 33876), (774, 26348), (903, 22584), (941, 21672), (1032, 19761), (1204, 16938), (1548, 13174), (1806, 11292), (1882, 10836), (2408, 8469), (2709, 7528), (2823, 7224), (3096, 6587), (3612, 5646), (3764, 5418)]