20493786

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{72673}}^1$

素因数の和:72725

約数の個数: 16

約数和(自身を含む): 41860224

約数和(自身を除く): 21366438

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 72673, 145346, 218019, 436038, 3415631, 6831262, 10246893, 20493786]

約数ペア:

[(1, 20493786), (2, 10246893), (3, 6831262), (6, 3415631), (47, 436038), (94, 218019), (141, 145346), (282, 72673)]