19011741

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 11179875

約数列:

[1, 3, 7, 21, 41, 71, 123, 213, 287, 311, 497, 861, 933, 1491, 2177, 2911, 6531, 8733, 12751, 20377, 22081, 38253, 61131, 66243, 89257, 154567, 267771, 463701, 905321, 2715963, 6337247, 19011741]

約数ペア:

[(1, 19011741), (3, 6337247), (7, 2715963), (21, 905321), (41, 463701), (71, 267771), (123, 154567), (213, 89257), (287, 66243), (311, 61131), (497, 38253), (861, 22081), (933, 20377), (1491, 12751), (2177, 8733), (2911, 6531)]