18429280

素因数分解:

$2^5\times 5^1\times {\mathrm{115183}}^1$

素因数の和:115198

約数の個数: 24

約数和(自身を含む): 43539552

約数和(自身を除く): 25110272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 115183, 230366, 460732, 575915, 921464, 1151830, 1842928, 2303660, 3685856, 4607320, 9214640, 18429280]

約数ペア:

[(1, 18429280), (2, 9214640), (4, 4607320), (5, 3685856), (8, 2303660), (10, 1842928), (16, 1151830), (20, 921464), (32, 575915), (40, 460732), (80, 230366), (160, 115183)]