19743404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1789}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 36086400

約数和(自身を除く): 16342996

約数列:

[1, 2, 4, 31, 62, 89, 124, 178, 356, 1789, 2759, 3578, 5518, 7156, 11036, 55459, 110918, 159221, 221836, 318442, 636884, 4935851, 9871702, 19743404]

約数ペア:

[(1, 19743404), (2, 9871702), (4, 4935851), (31, 636884), (62, 318442), (89, 221836), (124, 159221), (178, 110918), (356, 55459), (1789, 11036), (2759, 7156), (3578, 5518)]