20161240876

素因数分解:

$2^2\times 7^1\times {\mathrm{55589}}^1\times {\mathrm{12953}}^1$

素因数の和:68553

約数の個数: 24

約数和(自身を含む): 40326320160

約数和(自身を除く): 20165079284

約数列:

[1, 2, 4, 7, 14, 28, 12953, 25906, 51812, 55589, 90671, 111178, 181342, 222356, 362684, 389123, 778246, 1556492, 720044317, 1440088634, 2880177268, 5040310219, 10080620438, 20161240876]

約数ペア:

[(1, 20161240876), (2, 10080620438), (4, 5040310219), (7, 2880177268), (14, 1440088634), (28, 720044317), (12953, 1556492), (25906, 778246), (51812, 389123), (55589, 362684), (90671, 222356), (111178, 181342)]