1821592990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{198647}}^1$

素因数の和:198792

約数の個数: 32

約数和(自身を含む): 3775901184

約数和(自身を除く): 1954308194

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 4585, 9170, 198647, 397294, 993235, 1390529, 1986470, 2781058, 6952645, 13905290, 26022757, 52045514, 130113785, 182159299, 260227570, 364318598, 910796495, 1821592990]

約数ペア:

[(1, 1821592990), (2, 910796495), (5, 364318598), (7, 260227570), (10, 182159299), (14, 130113785), (35, 52045514), (70, 26022757), (131, 13905290), (262, 6952645), (655, 2781058), (917, 1986470), (1310, 1390529), (1834, 993235), (4585, 397294), (9170, 198647)]