19995195

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{677}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 35147520

約数和(自身を除く): 15152325

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 179, 537, 677, 895, 1969, 2031, 2685, 3385, 5907, 7447, 9845, 10155, 22341, 29535, 37235, 111705, 121183, 363549, 605915, 1333013, 1817745, 3999039, 6665065, 19995195]

約数ペア:

[(1, 19995195), (3, 6665065), (5, 3999039), (11, 1817745), (15, 1333013), (33, 605915), (55, 363549), (165, 121183), (179, 111705), (537, 37235), (677, 29535), (895, 22341), (1969, 10155), (2031, 9845), (2685, 7447), (3385, 5907)]