20271852

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{11981}}^1$

素因数の和:12038

約数の個数: 36

約数和(自身を含む): 52337376

約数和(自身を除く): 32065524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 11981, 23962, 35943, 47924, 71886, 107829, 143772, 215658, 431316, 563107, 1126214, 1689321, 2252428, 3378642, 5067963, 6757284, 10135926, 20271852]

約数ペア:

[(1, 20271852), (2, 10135926), (3, 6757284), (4, 5067963), (6, 3378642), (9, 2252428), (12, 1689321), (18, 1126214), (36, 563107), (47, 431316), (94, 215658), (141, 143772), (188, 107829), (282, 71886), (423, 47924), (564, 35943), (846, 23962), (1692, 11981)]