20195318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{293}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 35858592

約数和(自身を除く): 15663274

約数列:

[1, 2, 11, 13, 22, 26, 143, 241, 286, 293, 482, 586, 2651, 3133, 3223, 3809, 5302, 6266, 6446, 7618, 34463, 41899, 68926, 70613, 83798, 141226, 776743, 917969, 1553486, 1835938, 10097659, 20195318]

約数ペア:

[(1, 20195318), (2, 10097659), (11, 1835938), (13, 1553486), (22, 917969), (26, 776743), (143, 141226), (241, 83798), (286, 70613), (293, 68926), (482, 41899), (586, 34463), (2651, 7618), (3133, 6446), (3223, 6266), (3809, 5302)]