20198456870

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1451}}^1\times {\mathrm{19069}}^1$

素因数の和:20600

約数の個数: 32

約数和(自身を含む): 36882600480

約数和(自身を除く): 16684143610

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 1451, 2902, 7255, 14510, 19069, 38138, 95345, 105923, 190690, 211846, 529615, 1059230, 1392037, 2784074, 6960185, 13920370, 27669119, 55338238, 138345595, 276691190, 2019845687, 4039691374, 10099228435, 20198456870]

約数ペア:

[(1, 20198456870), (2, 10099228435), (5, 4039691374), (10, 2019845687), (73, 276691190), (146, 138345595), (365, 55338238), (730, 27669119), (1451, 13920370), (2902, 6960185), (7255, 2784074), (14510, 1392037), (19069, 1059230), (38138, 529615), (95345, 211846), (105923, 190690)]