19094560

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{911}}^1$

素因数の和:1057

約数の個数: 48

約数和(自身を含む): 45505152

約数和(自身を除く): 26410592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 911, 1048, 1310, 1822, 2096, 2620, 3644, 4192, 4555, 5240, 7288, 9110, 10480, 14576, 18220, 20960, 29152, 36440, 72880, 119341, 145760, 238682, 477364, 596705, 954728, 1193410, 1909456, 2386820, 3818912, 4773640, 9547280, 19094560]

約数ペア:

[(1, 19094560), (2, 9547280), (4, 4773640), (5, 3818912), (8, 2386820), (10, 1909456), (16, 1193410), (20, 954728), (32, 596705), (40, 477364), (80, 238682), (131, 145760), (160, 119341), (262, 72880), (524, 36440), (655, 29152), (911, 20960), (1048, 18220), (1310, 14576), (1822, 10480), (2096, 9110), (2620, 7288), (3644, 5240), (4192, 4555)]