19585328

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7603}}^1$

素因数の和:7641

約数の個数: 40

約数和(自身を含む): 45259008

約数和(自身を除く): 25673680

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 7603, 15206, 30412, 53221, 60824, 106442, 121648, 174869, 212884, 349738, 425768, 699476, 851536, 1224083, 1398952, 2448166, 2797904, 4896332, 9792664, 19585328]

約数ペア:

[(1, 19585328), (2, 9792664), (4, 4896332), (7, 2797904), (8, 2448166), (14, 1398952), (16, 1224083), (23, 851536), (28, 699476), (46, 425768), (56, 349738), (92, 212884), (112, 174869), (161, 121648), (184, 106442), (322, 60824), (368, 53221), (644, 30412), (1288, 15206), (2576, 7603)]