20174979931

素因数分解:

${\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{331}}^1\times {\mathrm{1549}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 21566886000

約数和(自身を除く): 1391906069

約数列:

[1, 19, 109, 331, 361, 1549, 2071, 6289, 29431, 36079, 39349, 119491, 168841, 512719, 559189, 685501, 3207979, 9741661, 13024519, 55886371, 60951601, 185091559, 1061841049, 20174979931]

約数ペア:

[(1, 20174979931), (19, 1061841049), (109, 185091559), (331, 60951601), (361, 55886371), (1549, 13024519), (2071, 9741661), (6289, 3207979), (29431, 685501), (36079, 559189), (39349, 512719), (119491, 168841)]