18792040

素因数分解:

$2^3\times 5^1\times {\mathrm{469801}}^1$

素因数の和:469812

約数の個数: 16

約数和(自身を含む): 42282180

約数和(自身を除く): 23490140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 469801, 939602, 1879204, 2349005, 3758408, 4698010, 9396020, 18792040]

約数ペア:

[(1, 18792040), (2, 9396020), (4, 4698010), (5, 3758408), (8, 2349005), (10, 1879204), (20, 939602), (40, 469801)]