18273520

素因数分解:

$2^4\times 5^1\times {\mathrm{228419}}^1$

素因数の和:228432

約数の個数: 20

約数和(自身を含む): 42486120

約数和(自身を除く): 24212600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 228419, 456838, 913676, 1142095, 1827352, 2284190, 3654704, 4568380, 9136760, 18273520]

約数ペア:

[(1, 18273520), (2, 9136760), (4, 4568380), (5, 3654704), (8, 2284190), (10, 1827352), (16, 1142095), (20, 913676), (40, 456838), (80, 228419)]