19228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:57

約数の個数: 24

約数和(自身を含む): 40320

約数和(自身を除く): 21092

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 76, 92, 209, 253, 418, 437, 506, 836, 874, 1012, 1748, 4807, 9614, 19228]

約数ペア:

[(1, 19228), (2, 9614), (4, 4807), (11, 1748), (19, 1012), (22, 874), (23, 836), (38, 506), (44, 437), (46, 418), (76, 253), (92, 209)]