28091538

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{82139}}^1$

素因数の和:82166

約数の個数: 24

約数和(自身を含む): 64069200

約数和(自身を除く): 35977662

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 82139, 164278, 246417, 492834, 739251, 1478502, 1560641, 3121282, 4681923, 9363846, 14045769, 28091538]

約数ペア:

[(1, 28091538), (2, 14045769), (3, 9363846), (6, 4681923), (9, 3121282), (18, 1560641), (19, 1478502), (38, 739251), (57, 492834), (114, 246417), (171, 164278), (342, 82139)]