19220115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3967}}^1$

素因数の和:4011

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 15063405

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 3967, 4845, 11901, 19835, 59505, 67439, 75373, 202317, 226119, 337195, 376865, 1011585, 1130595, 1281341, 3844023, 6406705, 19220115]

約数ペア:

[(1, 19220115), (3, 6406705), (5, 3844023), (15, 1281341), (17, 1130595), (19, 1011585), (51, 376865), (57, 337195), (85, 226119), (95, 202317), (255, 75373), (285, 67439), (323, 59505), (969, 19835), (1615, 11901), (3967, 4845)]