20985918

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{184087}}^1$

素因数の和:184111

約数の個数: 16

約数和(自身を含む): 44181120

約数和(自身を除く): 23195202

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 184087, 368174, 552261, 1104522, 3497653, 6995306, 10492959, 20985918]

約数ペア:

[(1, 20985918), (2, 10492959), (3, 6995306), (6, 3497653), (19, 1104522), (38, 552261), (57, 368174), (114, 184087)]