19390832

素因数分解:

$2^4\times {\mathrm{1021}}^1\times {\mathrm{1187}}^1$

素因数の和:2216

約数の個数: 20

約数和(自身を含む): 37638216

約数和(自身を除く): 18247384

約数列:

[1, 2, 4, 8, 16, 1021, 1187, 2042, 2374, 4084, 4748, 8168, 9496, 16336, 18992, 1211927, 2423854, 4847708, 9695416, 19390832]

約数ペア:

[(1, 19390832), (2, 9695416), (4, 4847708), (8, 2423854), (16, 1211927), (1021, 18992), (1187, 16336), (2042, 9496), (2374, 8168), (4084, 4748)]