18881344

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 56

約数和(自身を含む): 39794688

約数和(自身を除く): 20913344

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 101, 127, 184, 202, 254, 368, 404, 508, 736, 808, 1016, 1472, 1616, 2032, 2323, 2921, 3232, 4064, 4646, 5842, 6464, 8128, 9292, 11684, 12827, 18584, 23368, 25654, 37168, 46736, 51308, 74336, 93472, 102616, 148672, 186944, 205232, 295021, 410464, 590042, 820928, 1180084, 2360168, 4720336, 9440672, 18881344]

約数ペア:

[(1, 18881344), (2, 9440672), (4, 4720336), (8, 2360168), (16, 1180084), (23, 820928), (32, 590042), (46, 410464), (64, 295021), (92, 205232), (101, 186944), (127, 148672), (184, 102616), (202, 93472), (254, 74336), (368, 51308), (404, 46736), (508, 37168), (736, 25654), (808, 23368), (1016, 18584), (1472, 12827), (1616, 11684), (2032, 9292), (2323, 8128), (2921, 6464), (3232, 5842), (4064, 4646)]