19178540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{16253}}^1$

素因数の和:16321

約数の個数: 24

約数和(自身を含む): 40960080

約数和(自身を除く): 21781540

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 16253, 32506, 65012, 81265, 162530, 325060, 958927, 1917854, 3835708, 4794635, 9589270, 19178540]

約数ペア:

[(1, 19178540), (2, 9589270), (4, 4794635), (5, 3835708), (10, 1917854), (20, 958927), (59, 325060), (118, 162530), (236, 81265), (295, 65012), (590, 32506), (1180, 16253)]