18997308

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{15991}}^1$

素因数の和:16015

約数の個数: 48

約数和(自身を含む): 53733120

約数和(自身を除く): 34735812

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 15991, 31982, 47973, 63964, 95946, 143919, 175901, 191892, 287838, 351802, 431757, 527703, 575676, 703604, 863514, 1055406, 1583109, 1727028, 2110812, 3166218, 4749327, 6332436, 9498654, 18997308]

約数ペア:

[(1, 18997308), (2, 9498654), (3, 6332436), (4, 4749327), (6, 3166218), (9, 2110812), (11, 1727028), (12, 1583109), (18, 1055406), (22, 863514), (27, 703604), (33, 575676), (36, 527703), (44, 431757), (54, 351802), (66, 287838), (99, 191892), (108, 175901), (132, 143919), (198, 95946), (297, 63964), (396, 47973), (594, 31982), (1188, 15991)]