17801994238

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{733}}^1\times {\mathrm{40343}}^1$

素因数の和:41128

約数の個数: 32

約数和(自身を含む): 31270795776

約数和(自身を除く): 13468801538

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 733, 1466, 5131, 10262, 31519, 40343, 63038, 80686, 220633, 282401, 441266, 564802, 1734749, 3469498, 12143243, 24286486, 29571419, 59142838, 206999933, 413999866, 1271571017, 2543142034, 8900997119, 17801994238]

約数ペア:

[(1, 17801994238), (2, 8900997119), (7, 2543142034), (14, 1271571017), (43, 413999866), (86, 206999933), (301, 59142838), (602, 29571419), (733, 24286486), (1466, 12143243), (5131, 3469498), (10262, 1734749), (31519, 564802), (40343, 441266), (63038, 282401), (80686, 220633)]