20488644

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1$

素因数の和:1721

約数の個数: 72

約数和(自身を含む): 58356480

約数和(自身を除く): 37867836

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 124, 132, 186, 198, 279, 341, 372, 396, 558, 682, 1023, 1116, 1364, 1669, 2046, 3069, 3338, 4092, 5007, 6138, 6676, 10014, 12276, 15021, 18359, 20028, 30042, 36718, 51739, 55077, 60084, 73436, 103478, 110154, 155217, 165231, 206956, 220308, 310434, 330462, 465651, 569129, 620868, 660924, 931302, 1138258, 1707387, 1862604, 2276516, 3414774, 5122161, 6829548, 10244322, 20488644]

約数ペア:

[(1, 20488644), (2, 10244322), (3, 6829548), (4, 5122161), (6, 3414774), (9, 2276516), (11, 1862604), (12, 1707387), (18, 1138258), (22, 931302), (31, 660924), (33, 620868), (36, 569129), (44, 465651), (62, 330462), (66, 310434), (93, 220308), (99, 206956), (124, 165231), (132, 155217), (186, 110154), (198, 103478), (279, 73436), (341, 60084), (372, 55077), (396, 51739), (558, 36718), (682, 30042), (1023, 20028), (1116, 18359), (1364, 15021), (1669, 12276), (2046, 10014), (3069, 6676), (3338, 6138), (4092, 5007)]