18856684

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61223}}^1$

素因数の和:61245

約数の個数: 24

約数和(自身を含む): 41142528

約数和(自身を除く): 22285844

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61223, 122446, 244892, 428561, 673453, 857122, 1346906, 1714244, 2693812, 4714171, 9428342, 18856684]

約数ペア:

[(1, 18856684), (2, 9428342), (4, 4714171), (7, 2693812), (11, 1714244), (14, 1346906), (22, 857122), (28, 673453), (44, 428561), (77, 244892), (154, 122446), (308, 61223)]