20796538

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 37215360

約数和(自身を除く): 16418822

約数列:

[1, 2, 7, 14, 29, 58, 181, 203, 283, 362, 406, 566, 1267, 1981, 2534, 3962, 5249, 8207, 10498, 16414, 36743, 51223, 57449, 73486, 102446, 114898, 358561, 717122, 1485467, 2970934, 10398269, 20796538]

約数ペア:

[(1, 20796538), (2, 10398269), (7, 2970934), (14, 1485467), (29, 717122), (58, 358561), (181, 114898), (203, 102446), (283, 73486), (362, 57449), (406, 51223), (566, 36743), (1267, 16414), (1981, 10498), (2534, 8207), (3962, 5249)]