858553912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{20101}}^1$

素因数の和:20407

約数の個数: 32

約数和(自身を含む): 1700629200

約数和(自身を除く): 842075288

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 281, 562, 1124, 2248, 5339, 10678, 20101, 21356, 40202, 42712, 80404, 160808, 381919, 763838, 1527676, 3055352, 5648381, 11296762, 22593524, 45187048, 107319239, 214638478, 429276956, 858553912]

約数ペア:

[(1, 858553912), (2, 429276956), (4, 214638478), (8, 107319239), (19, 45187048), (38, 22593524), (76, 11296762), (152, 5648381), (281, 3055352), (562, 1527676), (1124, 763838), (2248, 381919), (5339, 160808), (10678, 80404), (20101, 42712), (21356, 40202)]