20685582

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21683}}^1$

素因数の和:21744

約数の個数: 24

約数和(自身を含む): 45666504

約数和(自身を除く): 24980922

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 21683, 43366, 65049, 130098, 195147, 390294, 1149199, 2298398, 3447597, 6895194, 10342791, 20685582]

約数ペア:

[(1, 20685582), (2, 10342791), (3, 6895194), (6, 3447597), (9, 2298398), (18, 1149199), (53, 390294), (106, 195147), (159, 130098), (318, 65049), (477, 43366), (954, 21683)]