20512159194

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{17959}}^1$

素因数の和:18259

約数の個数: 64

約数和(自身を含む): 44379878400

約数和(自身を除く): 23867719206

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 233, 258, 466, 699, 817, 1398, 1634, 2451, 4427, 4902, 8854, 10019, 13281, 17959, 20038, 26562, 30057, 35918, 53877, 60114, 107754, 190361, 341221, 380722, 571083, 682442, 772237, 1023663, 1142166, 1544474, 2047326, 2316711, 4184447, 4633422, 8368894, 12553341, 14672503, 25106682, 29345006, 44017509, 79504493, 88035018, 159008986, 179931221, 238513479, 359862442, 477026958, 539793663, 1079587326, 3418693199, 6837386398, 10256079597, 20512159194]

約数ペア:

[(1, 20512159194), (2, 10256079597), (3, 6837386398), (6, 3418693199), (19, 1079587326), (38, 539793663), (43, 477026958), (57, 359862442), (86, 238513479), (114, 179931221), (129, 159008986), (233, 88035018), (258, 79504493), (466, 44017509), (699, 29345006), (817, 25106682), (1398, 14672503), (1634, 12553341), (2451, 8368894), (4427, 4633422), (4902, 4184447), (8854, 2316711), (10019, 2047326), (13281, 1544474), (17959, 1142166), (20038, 1023663), (26562, 772237), (30057, 682442), (35918, 571083), (53877, 380722), (60114, 341221), (107754, 190361)]