20154489621

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{13477}}^1$

素因数の和:13634

約数の個数: 64

約数和(自身を含む): 33537576960

約数和(自身を除く): 13383087339

約数列:

[1, 3, 7, 17, 21, 51, 59, 71, 119, 177, 213, 357, 413, 497, 1003, 1207, 1239, 1491, 3009, 3621, 4189, 7021, 8449, 12567, 13477, 21063, 25347, 29323, 40431, 71213, 87969, 94339, 213639, 229109, 283017, 498491, 687327, 795143, 956867, 1495473, 1603763, 2385429, 2870601, 4811289, 5566001, 6698069, 13517431, 16266739, 16698003, 20094207, 40552293, 48800217, 56455153, 94622017, 113867173, 169365459, 283866051, 341601519, 395186071, 959737601, 1185558213, 2879212803, 6718163207, 20154489621]

約数ペア:

[(1, 20154489621), (3, 6718163207), (7, 2879212803), (17, 1185558213), (21, 959737601), (51, 395186071), (59, 341601519), (71, 283866051), (119, 169365459), (177, 113867173), (213, 94622017), (357, 56455153), (413, 48800217), (497, 40552293), (1003, 20094207), (1207, 16698003), (1239, 16266739), (1491, 13517431), (3009, 6698069), (3621, 5566001), (4189, 4811289), (7021, 2870601), (8449, 2385429), (12567, 1603763), (13477, 1495473), (21063, 956867), (25347, 795143), (29323, 687327), (40431, 498491), (71213, 283017), (87969, 229109), (94339, 213639)]