20389644

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{1907}}^1$

素因数の和:1937

約数の個数: 72

約数和(自身を含む): 58339008

約数和(自身を除く): 37949364

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 891, 972, 1188, 1782, 1907, 2673, 3564, 3814, 5346, 5721, 7628, 10692, 11442, 17163, 20977, 22884, 34326, 41954, 51489, 62931, 68652, 83908, 102978, 125862, 154467, 188793, 205956, 251724, 308934, 377586, 463401, 566379, 617868, 755172, 926802, 1132758, 1699137, 1853604, 2265516, 3398274, 5097411, 6796548, 10194822, 20389644]

約数ペア:

[(1, 20389644), (2, 10194822), (3, 6796548), (4, 5097411), (6, 3398274), (9, 2265516), (11, 1853604), (12, 1699137), (18, 1132758), (22, 926802), (27, 755172), (33, 617868), (36, 566379), (44, 463401), (54, 377586), (66, 308934), (81, 251724), (99, 205956), (108, 188793), (132, 154467), (162, 125862), (198, 102978), (243, 83908), (297, 68652), (324, 62931), (396, 51489), (486, 41954), (594, 34326), (891, 22884), (972, 20977), (1188, 17163), (1782, 11442), (1907, 10692), (2673, 7628), (3564, 5721), (3814, 5346)]