2019911012

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{613}}^1\times {\mathrm{859}}^1$

素因数の和:1620

約数の個数: 48

約数和(自身を含む): 4080693120

約数和(自身を除く): 2060782108

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 613, 859, 959, 1226, 1718, 1918, 2452, 3436, 3836, 4291, 6013, 8582, 12026, 17164, 24052, 83981, 117683, 167962, 235366, 335924, 470732, 526567, 587867, 823781, 1053134, 1175734, 1647562, 2106268, 2351468, 3295124, 3685969, 7371938, 14743876, 72139679, 144279358, 288558716, 504977753, 1009955506, 2019911012]

約数ペア:

[(1, 2019911012), (2, 1009955506), (4, 504977753), (7, 288558716), (14, 144279358), (28, 72139679), (137, 14743876), (274, 7371938), (548, 3685969), (613, 3295124), (859, 2351468), (959, 2106268), (1226, 1647562), (1718, 1175734), (1918, 1053134), (2452, 823781), (3436, 587867), (3836, 526567), (4291, 470732), (6013, 335924), (8582, 235366), (12026, 167962), (17164, 117683), (24052, 83981)]