2018013921

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{13933}}^1$

素因数の和:13987

約数の個数: 72

約数和(自身を含む): 3854701760

約数和(自身を除く): 1836687839

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 121, 133, 171, 209, 231, 363, 399, 627, 693, 847, 1089, 1197, 1463, 1881, 2299, 2541, 4389, 6897, 7623, 13167, 13933, 16093, 20691, 41799, 48279, 97531, 125397, 144837, 153263, 264727, 292593, 459789, 794181, 877779, 1072841, 1379367, 1685893, 1853089, 2382543, 2911997, 3218523, 5057679, 5559267, 8735991, 9655569, 11801251, 15173037, 16677801, 20383979, 26207973, 32031967, 35403753, 61151937, 96095901, 106211259, 183455811, 224223769, 288287703, 672671307, 2018013921]

約数ペア:

[(1, 2018013921), (3, 672671307), (7, 288287703), (9, 224223769), (11, 183455811), (19, 106211259), (21, 96095901), (33, 61151937), (57, 35403753), (63, 32031967), (77, 26207973), (99, 20383979), (121, 16677801), (133, 15173037), (171, 11801251), (209, 9655569), (231, 8735991), (363, 5559267), (399, 5057679), (627, 3218523), (693, 2911997), (847, 2382543), (1089, 1853089), (1197, 1685893), (1463, 1379367), (1881, 1072841), (2299, 877779), (2541, 794181), (4389, 459789), (6897, 292593), (7623, 264727), (13167, 153263), (13933, 144837), (16093, 125397), (20691, 97531), (41799, 48279)]