18956886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5171}}^1$

素因数の和:5236

約数の個数: 32

約数和(自身を含む): 41707008

約数和(自身を除く): 22750122

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5171, 10342, 15513, 31026, 67223, 134446, 201669, 243037, 403338, 486074, 729111, 1458222, 3159481, 6318962, 9478443, 18956886]

約数ペア:

[(1, 18956886), (2, 9478443), (3, 6318962), (6, 3159481), (13, 1458222), (26, 729111), (39, 486074), (47, 403338), (78, 243037), (94, 201669), (141, 134446), (282, 67223), (611, 31026), (1222, 15513), (1833, 10342), (3666, 5171)]