20118726

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{7927}}^1$

素因数の和:7985

約数の個数: 32

約数和(自身を含む): 45665280

約数和(自身を除く): 25546554

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 7927, 15854, 23781, 47562, 71343, 142686, 214029, 372569, 428058, 745138, 1117707, 2235414, 3353121, 6706242, 10059363, 20118726]

約数ペア:

[(1, 20118726), (2, 10059363), (3, 6706242), (6, 3353121), (9, 2235414), (18, 1117707), (27, 745138), (47, 428058), (54, 372569), (94, 214029), (141, 142686), (282, 71343), (423, 47562), (846, 23781), (1269, 15854), (2538, 7927)]