18199328

素因数分解:

$2^5\times 7^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:849

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 23168992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 113, 224, 226, 452, 719, 791, 904, 1438, 1582, 1808, 2876, 3164, 3616, 5033, 5752, 6328, 10066, 11504, 12656, 20132, 23008, 25312, 40264, 80528, 81247, 161056, 162494, 324988, 568729, 649976, 1137458, 1299952, 2274916, 2599904, 4549832, 9099664, 18199328]

約数ペア:

[(1, 18199328), (2, 9099664), (4, 4549832), (7, 2599904), (8, 2274916), (14, 1299952), (16, 1137458), (28, 649976), (32, 568729), (56, 324988), (112, 162494), (113, 161056), (224, 81247), (226, 80528), (452, 40264), (719, 25312), (791, 23008), (904, 20132), (1438, 12656), (1582, 11504), (1808, 10066), (2876, 6328), (3164, 5752), (3616, 5033)]