19310540

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2917}}^1$

素因数の和:3257

約数の個数: 24

約数和(自身を含む): 40688592

約数和(自身を除く): 21378052

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 2917, 3310, 5834, 6620, 11668, 14585, 29170, 58340, 965527, 1931054, 3862108, 4827635, 9655270, 19310540]

約数ペア:

[(1, 19310540), (2, 9655270), (4, 4827635), (5, 3862108), (10, 1931054), (20, 965527), (331, 58340), (662, 29170), (1324, 14585), (1655, 11668), (2917, 6620), (3310, 5834)]