19845266

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21157}}^1$

素因数の和:21233

約数の個数: 16

約数和(自身を含む): 34529856

約数和(自身を除く): 14684590

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 21157, 42314, 148099, 296198, 1417519, 2835038, 9922633, 19845266]

約数ペア:

[(1, 19845266), (2, 9922633), (7, 2835038), (14, 1417519), (67, 296198), (134, 148099), (469, 42314), (938, 21157)]