20551872

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:326

約数の個数: 112

約数和(自身を含む): 61155072

約数和(自身を除く): 40603200

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 37, 44, 48, 64, 66, 74, 88, 96, 111, 132, 148, 176, 192, 222, 263, 264, 296, 352, 407, 444, 526, 528, 592, 704, 789, 814, 888, 1052, 1056, 1184, 1221, 1578, 1628, 1776, 2104, 2112, 2368, 2442, 2893, 3156, 3256, 3552, 4208, 4884, 5786, 6312, 6512, 7104, 8416, 8679, 9731, 9768, 11572, 12624, 13024, 16832, 17358, 19462, 19536, 23144, 25248, 26048, 29193, 34716, 38924, 39072, 46288, 50496, 58386, 69432, 77848, 78144, 92576, 107041, 116772, 138864, 155696, 185152, 214082, 233544, 277728, 311392, 321123, 428164, 467088, 555456, 622784, 642246, 856328, 934176, 1284492, 1712656, 1868352, 2568984, 3425312, 5137968, 6850624, 10275936, 20551872]

約数ペア:

[(1, 20551872), (2, 10275936), (3, 6850624), (4, 5137968), (6, 3425312), (8, 2568984), (11, 1868352), (12, 1712656), (16, 1284492), (22, 934176), (24, 856328), (32, 642246), (33, 622784), (37, 555456), (44, 467088), (48, 428164), (64, 321123), (66, 311392), (74, 277728), (88, 233544), (96, 214082), (111, 185152), (132, 155696), (148, 138864), (176, 116772), (192, 107041), (222, 92576), (263, 78144), (264, 77848), (296, 69432), (352, 58386), (407, 50496), (444, 46288), (526, 39072), (528, 38924), (592, 34716), (704, 29193), (789, 26048), (814, 25248), (888, 23144), (1052, 19536), (1056, 19462), (1184, 17358), (1221, 16832), (1578, 13024), (1628, 12624), (1776, 11572), (2104, 9768), (2112, 9731), (2368, 8679), (2442, 8416), (2893, 7104), (3156, 6512), (3256, 6312), (3552, 5786), (4208, 4884)]