18882019947

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1\times {\mathrm{31051}}^1$

素因数の和:32343

約数の個数: 32

約数和(自身を含む): 30048399360

約数和(自身を除く): 11166379413

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 1259, 3777, 8813, 26439, 28957, 31051, 86871, 93153, 202699, 217357, 608097, 652071, 714173, 2142519, 4999211, 14997633, 39093209, 117279627, 273652463, 820957389, 899143807, 2697431421, 6294006649, 18882019947]

約数ペア:

[(1, 18882019947), (3, 6294006649), (7, 2697431421), (21, 899143807), (23, 820957389), (69, 273652463), (161, 117279627), (483, 39093209), (1259, 14997633), (3777, 4999211), (8813, 2142519), (26439, 714173), (28957, 652071), (31051, 608097), (86871, 217357), (93153, 202699)]