18810108

素因数分解:

$2^2\times 3^2\times {\mathrm{401}}^1\times {\mathrm{1303}}^1$

素因数の和:1714

約数の個数: 36

約数和(自身を含む): 47702928

約数和(自身を除く): 28892820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 401, 802, 1203, 1303, 1604, 2406, 2606, 3609, 3909, 4812, 5212, 7218, 7818, 11727, 14436, 15636, 23454, 46908, 522503, 1045006, 1567509, 2090012, 3135018, 4702527, 6270036, 9405054, 18810108]

約数ペア:

[(1, 18810108), (2, 9405054), (3, 6270036), (4, 4702527), (6, 3135018), (9, 2090012), (12, 1567509), (18, 1045006), (36, 522503), (401, 46908), (802, 23454), (1203, 15636), (1303, 14436), (1604, 11727), (2406, 7818), (2606, 7218), (3609, 5212), (3909, 4812)]