890753858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{1571}}^1$

素因数の和:1982

約数の個数: 32

約数和(自身を含む): 1444227840

約数和(自身を除く): 553473982

約数列:

[1, 2, 19, 38, 43, 86, 347, 694, 817, 1571, 1634, 3142, 6593, 13186, 14921, 29842, 29849, 59698, 67553, 135106, 283499, 545137, 566998, 1090274, 1283507, 2567014, 10357603, 20715206, 23440891, 46881782, 445376929, 890753858]

約数ペア:

[(1, 890753858), (2, 445376929), (19, 46881782), (38, 23440891), (43, 20715206), (86, 10357603), (347, 2567014), (694, 1283507), (817, 1090274), (1571, 566998), (1634, 545137), (3142, 283499), (6593, 135106), (13186, 67553), (14921, 59698), (29842, 29849)]