20524576

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1301}}^1$

素因数の和:1357

約数の個数: 48

約数和(自身を含む): 44294040

約数和(自身を除く): 23769464

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 1301, 1972, 2602, 3944, 5204, 7888, 10408, 15776, 20816, 22117, 37729, 41632, 44234, 75458, 88468, 150916, 176936, 301832, 353872, 603664, 641393, 707744, 1207328, 1282786, 2565572, 5131144, 10262288, 20524576]

約数ペア:

[(1, 20524576), (2, 10262288), (4, 5131144), (8, 2565572), (16, 1282786), (17, 1207328), (29, 707744), (32, 641393), (34, 603664), (58, 353872), (68, 301832), (116, 176936), (136, 150916), (232, 88468), (272, 75458), (464, 44234), (493, 41632), (544, 37729), (928, 22117), (986, 20816), (1301, 15776), (1972, 10408), (2602, 7888), (3944, 5204)]