1690288

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{1187}}^1$

素因数の和:1284

約数の個数: 20

約数和(自身を含む): 3314520

約数和(自身を除く): 1624232

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1187, 1424, 2374, 4748, 9496, 18992, 105643, 211286, 422572, 845144, 1690288]

約数ペア:

[(1, 1690288), (2, 845144), (4, 422572), (8, 211286), (16, 105643), (89, 18992), (178, 9496), (356, 4748), (712, 2374), (1187, 1424)]