18287060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{823}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 42360192

約数和(自身を除く): 24073132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 823, 1010, 1111, 1646, 2020, 2222, 3292, 4115, 4444, 5555, 8230, 9053, 11110, 16460, 18106, 22220, 36212, 45265, 83123, 90530, 166246, 181060, 332492, 415615, 831230, 914353, 1662460, 1828706, 3657412, 4571765, 9143530, 18287060]

約数ペア:

[(1, 18287060), (2, 9143530), (4, 4571765), (5, 3657412), (10, 1828706), (11, 1662460), (20, 914353), (22, 831230), (44, 415615), (55, 332492), (101, 181060), (110, 166246), (202, 90530), (220, 83123), (404, 45265), (505, 36212), (823, 22220), (1010, 18106), (1111, 16460), (1646, 11110), (2020, 9053), (2222, 8230), (3292, 5555), (4115, 4444)]