19884354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1747}}^1$

素因数の和:2030

約数の個数: 32

約数和(自身を含む): 45643776

約数和(自身を除く): 25759422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 271, 542, 813, 1626, 1747, 1897, 3494, 3794, 5241, 5691, 10482, 11382, 12229, 24458, 36687, 73374, 473437, 946874, 1420311, 2840622, 3314059, 6628118, 9942177, 19884354]

約数ペア:

[(1, 19884354), (2, 9942177), (3, 6628118), (6, 3314059), (7, 2840622), (14, 1420311), (21, 946874), (42, 473437), (271, 73374), (542, 36687), (813, 24458), (1626, 12229), (1747, 11382), (1897, 10482), (3494, 5691), (3794, 5241)]