201719388610

素因数分解:

$2^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{19757041}}^1$

素因数の和:19758069

約数の個数: 16

約数和(自身を含む): 363450544632

約数和(自身を除く): 161731156022

約数列:

[1, 2, 5, 10, 1021, 2042, 5105, 10210, 19757041, 39514082, 98785205, 197570410, 20171938861, 40343877722, 100859694305, 201719388610]

約数ペア:

[(1, 201719388610), (2, 100859694305), (5, 40343877722), (10, 20171938861), (1021, 197570410), (2042, 98785205), (5105, 39514082), (10210, 19757041)]