19640060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89273}}^1$

素因数の和:89293

約数の個数: 24

約数和(自身を含む): 44994096

約数和(自身を除く): 25354036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 89273, 178546, 357092, 446365, 892730, 982003, 1785460, 1964006, 3928012, 4910015, 9820030, 19640060]

約数ペア:

[(1, 19640060), (2, 9820030), (4, 4910015), (5, 3928012), (10, 1964006), (11, 1785460), (20, 982003), (22, 892730), (44, 446365), (55, 357092), (110, 178546), (220, 89273)]