18743536

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1481}}^1$

素因数の和:1609

約数の個数: 40

約数和(自身を含む): 41899104

約数和(自身を除く): 23155568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1481, 1582, 1808, 2962, 3164, 5924, 6328, 10367, 11848, 12656, 20734, 23696, 41468, 82936, 165872, 167353, 334706, 669412, 1171471, 1338824, 2342942, 2677648, 4685884, 9371768, 18743536]

約数ペア:

[(1, 18743536), (2, 9371768), (4, 4685884), (7, 2677648), (8, 2342942), (14, 1338824), (16, 1171471), (28, 669412), (56, 334706), (112, 167353), (113, 165872), (226, 82936), (452, 41468), (791, 23696), (904, 20734), (1481, 12656), (1582, 11848), (1808, 10367), (2962, 6328), (3164, 5924)]