20235747204

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7916959}}^1$

素因数の和:7917040

約数の個数: 36

約数和(自身を含む): 51871921920

約数和(自身を除く): 31636174716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 7916959, 15833918, 23750877, 31667836, 47501754, 71252631, 95003508, 142505262, 285010524, 562104089, 1124208178, 1686312267, 2248416356, 3372624534, 5058936801, 6745249068, 10117873602, 20235747204]

約数ペア:

[(1, 20235747204), (2, 10117873602), (3, 6745249068), (4, 5058936801), (6, 3372624534), (9, 2248416356), (12, 1686312267), (18, 1124208178), (36, 562104089), (71, 285010524), (142, 142505262), (213, 95003508), (284, 71252631), (426, 47501754), (639, 31667836), (852, 23750877), (1278, 15833918), (2556, 7916959)]