18573640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24439}}^1$

素因数の和:24469

約数の個数: 32

約数和(自身を含む): 43992000

約数和(自身を除く): 25418360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 24439, 48878, 97756, 122195, 195512, 244390, 464341, 488780, 928682, 977560, 1857364, 2321705, 3714728, 4643410, 9286820, 18573640]

約数ペア:

[(1, 18573640), (2, 9286820), (4, 4643410), (5, 3714728), (8, 2321705), (10, 1857364), (19, 977560), (20, 928682), (38, 488780), (40, 464341), (76, 244390), (95, 195512), (152, 122195), (190, 97756), (380, 48878), (760, 24439)]