19870124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4933}}^1$

素因数の和:5009

約数の個数: 24

約数和(自身を含む): 37301040

約数和(自身を除く): 17430916

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 4933, 9866, 19732, 93727, 187454, 261449, 374908, 522898, 1045796, 4967531, 9935062, 19870124]

約数ペア:

[(1, 19870124), (2, 9935062), (4, 4967531), (19, 1045796), (38, 522898), (53, 374908), (76, 261449), (106, 187454), (212, 93727), (1007, 19732), (2014, 9866), (4028, 4933)]