20686338

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1783

約数の個数: 48

約数和(自身を含む): 48409920

約数和(自身を除く): 27723582

約数列:

[1, 2, 3, 6, 9, 18, 23, 29, 46, 58, 69, 87, 138, 174, 207, 261, 414, 522, 667, 1334, 1723, 2001, 3446, 4002, 5169, 6003, 10338, 12006, 15507, 31014, 39629, 49967, 79258, 99934, 118887, 149901, 237774, 299802, 356661, 449703, 713322, 899406, 1149241, 2298482, 3447723, 6895446, 10343169, 20686338]

約数ペア:

[(1, 20686338), (2, 10343169), (3, 6895446), (6, 3447723), (9, 2298482), (18, 1149241), (23, 899406), (29, 713322), (46, 449703), (58, 356661), (69, 299802), (87, 237774), (138, 149901), (174, 118887), (207, 99934), (261, 79258), (414, 49967), (522, 39629), (667, 31014), (1334, 15507), (1723, 12006), (2001, 10338), (3446, 6003), (4002, 5169)]