19699713

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3491}}^1$

素因数の和:3530

約数の個数: 32

約数和(自身を含む): 33523200

約数和(自身を除く): 13823487

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 3491, 5643, 10473, 31419, 38401, 66329, 94257, 115203, 198987, 345609, 596961, 729619, 1036827, 1790883, 2188857, 6566571, 19699713]

約数ペア:

[(1, 19699713), (3, 6566571), (9, 2188857), (11, 1790883), (19, 1036827), (27, 729619), (33, 596961), (57, 345609), (99, 198987), (171, 115203), (209, 94257), (297, 66329), (513, 38401), (627, 31419), (1881, 10473), (3491, 5643)]