2017177988

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{45281}}^1$

素因数の和:45372

約数の個数: 48

約数和(自身を含む): 4239844224

約数和(自身を除く): 2222666236

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 74, 86, 148, 172, 259, 301, 518, 602, 1036, 1204, 1591, 3182, 6364, 11137, 22274, 44548, 45281, 90562, 181124, 316967, 633934, 1267868, 1675397, 1947083, 3350794, 3894166, 6701588, 7788332, 11727779, 13629581, 23455558, 27259162, 46911116, 54518324, 72042071, 144084142, 288168284, 504294497, 1008588994, 2017177988]

約数ペア:

[(1, 2017177988), (2, 1008588994), (4, 504294497), (7, 288168284), (14, 144084142), (28, 72042071), (37, 54518324), (43, 46911116), (74, 27259162), (86, 23455558), (148, 13629581), (172, 11727779), (259, 7788332), (301, 6701588), (518, 3894166), (602, 3350794), (1036, 1947083), (1204, 1675397), (1591, 1267868), (3182, 633934), (6364, 316967), (11137, 181124), (22274, 90562), (44548, 45281)]