20411538

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{69427}}^1$

素因数の和:69446

約数の個数: 24

約数和(自身を含む): 47488752

約数和(自身を除く): 27077214

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 69427, 138854, 208281, 416562, 485989, 971978, 1457967, 2915934, 3401923, 6803846, 10205769, 20411538]

約数ペア:

[(1, 20411538), (2, 10205769), (3, 6803846), (6, 3401923), (7, 2915934), (14, 1457967), (21, 971978), (42, 485989), (49, 416562), (98, 208281), (147, 138854), (294, 69427)]