18253780

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2383}}^1$

素因数の和:2775

約数の個数: 24

約数和(自身を含む): 38449152

約数和(自身を除く): 20195372

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 2383, 3830, 4766, 7660, 9532, 11915, 23830, 47660, 912689, 1825378, 3650756, 4563445, 9126890, 18253780]

約数ペア:

[(1, 18253780), (2, 9126890), (4, 4563445), (5, 3650756), (10, 1825378), (20, 912689), (383, 47660), (766, 23830), (1532, 11915), (1915, 9532), (2383, 7660), (3830, 4766)]