2051207984

素因数分解:

$2^4\times 7^1\times {\mathrm{18314357}}^1$

素因数の和:18314372

約数の個数: 20

約数和(自身を含む): 4541960784

約数和(自身を除く): 2490752800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 18314357, 36628714, 73257428, 128200499, 146514856, 256400998, 293029712, 512801996, 1025603992, 2051207984]

約数ペア:

[(1, 2051207984), (2, 1025603992), (4, 512801996), (7, 293029712), (8, 256400998), (14, 146514856), (16, 128200499), (28, 73257428), (56, 36628714), (112, 18314357)]