19142530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1723}}^1$

素因数の和:1842

約数の個数: 32

約数和(自身を含む): 37983168

約数和(自身を除く): 18840638

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 1723, 2222, 3446, 5555, 8615, 11110, 17230, 18953, 37906, 94765, 174023, 189530, 348046, 870115, 1740230, 1914253, 3828506, 9571265, 19142530]

約数ペア:

[(1, 19142530), (2, 9571265), (5, 3828506), (10, 1914253), (11, 1740230), (22, 870115), (55, 348046), (101, 189530), (110, 174023), (202, 94765), (505, 37906), (1010, 18953), (1111, 17230), (1723, 11110), (2222, 8615), (3446, 5555)]