20876328

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 63217440

約数和(自身を除く): 42341112

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 43, 44, 66, 72, 86, 88, 99, 129, 132, 172, 198, 258, 264, 344, 387, 396, 473, 516, 613, 774, 792, 946, 1032, 1226, 1419, 1548, 1839, 1892, 2452, 2838, 3096, 3678, 3784, 4257, 4904, 5517, 5676, 6743, 7356, 8514, 11034, 11352, 13486, 14712, 17028, 20229, 22068, 26359, 26972, 34056, 40458, 44136, 52718, 53944, 60687, 79077, 80916, 105436, 121374, 158154, 161832, 210872, 237231, 242748, 289949, 316308, 474462, 485496, 579898, 632616, 869847, 948924, 1159796, 1739694, 1897848, 2319592, 2609541, 3479388, 5219082, 6958776, 10438164, 20876328]

約数ペア:

[(1, 20876328), (2, 10438164), (3, 6958776), (4, 5219082), (6, 3479388), (8, 2609541), (9, 2319592), (11, 1897848), (12, 1739694), (18, 1159796), (22, 948924), (24, 869847), (33, 632616), (36, 579898), (43, 485496), (44, 474462), (66, 316308), (72, 289949), (86, 242748), (88, 237231), (99, 210872), (129, 161832), (132, 158154), (172, 121374), (198, 105436), (258, 80916), (264, 79077), (344, 60687), (387, 53944), (396, 52718), (473, 44136), (516, 40458), (613, 34056), (774, 26972), (792, 26359), (946, 22068), (1032, 20229), (1226, 17028), (1419, 14712), (1548, 13486), (1839, 11352), (1892, 11034), (2452, 8514), (2838, 7356), (3096, 6743), (3678, 5676), (3784, 5517), (4257, 4904)]