18699978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{673}}^1$

素因数の和:1110

約数の個数: 32

約数和(自身を含む): 40957632

約数和(自身を除く): 22257654

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 421, 673, 842, 1263, 1346, 2019, 2526, 4038, 4631, 7403, 9262, 13893, 14806, 22209, 27786, 44418, 283333, 566666, 849999, 1699998, 3116663, 6233326, 9349989, 18699978]

約数ペア:

[(1, 18699978), (2, 9349989), (3, 6233326), (6, 3116663), (11, 1699998), (22, 849999), (33, 566666), (66, 283333), (421, 44418), (673, 27786), (842, 22209), (1263, 14806), (1346, 13893), (2019, 9262), (2526, 7403), (4038, 4631)]