17939218

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 30989952

約数和(自身を除く): 13050734

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 293, 506, 586, 1331, 2662, 2783, 3223, 5566, 6446, 6739, 13478, 30613, 35453, 61226, 70906, 74129, 148258, 389983, 779966, 815419, 1630838, 8969609, 17939218]

約数ペア:

[(1, 17939218), (2, 8969609), (11, 1630838), (22, 815419), (23, 779966), (46, 389983), (121, 148258), (242, 74129), (253, 70906), (293, 61226), (506, 35453), (586, 30613), (1331, 13478), (2662, 6739), (2783, 6446), (3223, 5566)]