20512114847

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{13457}}^1\times {\mathrm{12809}}^1$

素因数の和:26290

約数の個数: 16

約数和(自身を含む): 24825165120

約数和(自身を除く): 4313050273

約数列:

[1, 7, 17, 119, 12809, 13457, 89663, 94199, 217753, 228769, 1524271, 1601383, 172370713, 1206594991, 2930302121, 20512114847]

約数ペア:

[(1, 20512114847), (7, 2930302121), (17, 1206594991), (119, 172370713), (12809, 1601383), (13457, 1524271), (89663, 228769), (94199, 217753)]