2018974345

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1549}}^1$

素因数の和:1773

約数の個数: 32

約数和(自身を含む): 2561220000

約数和(自身を除く): 542245655

約数列:

[1, 5, 29, 89, 101, 145, 445, 505, 1549, 2581, 2929, 7745, 8989, 12905, 14645, 44921, 44945, 137861, 156449, 224605, 260681, 689305, 782245, 1303405, 3997969, 4537021, 13923961, 19989845, 22685105, 69619805, 403794869, 2018974345]

約数ペア:

[(1, 2018974345), (5, 403794869), (29, 69619805), (89, 22685105), (101, 19989845), (145, 13923961), (445, 4537021), (505, 3997969), (1549, 1303405), (2581, 782245), (2929, 689305), (7745, 260681), (8989, 224605), (12905, 156449), (14645, 137861), (44921, 44945)]