20533854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{739}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 44968320

約数和(自身を除く): 24434466

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 421, 739, 842, 1263, 1478, 2217, 2526, 4434, 4631, 8129, 9262, 13893, 16258, 24387, 27786, 48774, 311119, 622238, 933357, 1866714, 3422309, 6844618, 10266927, 20533854]

約数ペア:

[(1, 20533854), (2, 10266927), (3, 6844618), (6, 3422309), (11, 1866714), (22, 933357), (33, 622238), (66, 311119), (421, 48774), (739, 27786), (842, 24387), (1263, 16258), (1478, 13893), (2217, 9262), (2526, 8129), (4434, 4631)]