19811834

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83243}}^1$

素因数の和:83269

約数の個数: 16

約数和(自身を含む): 35961408

約数和(自身を除く): 16149574

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 83243, 166486, 582701, 1165402, 1415131, 2830262, 9905917, 19811834]

約数ペア:

[(1, 19811834), (2, 9905917), (7, 2830262), (14, 1415131), (17, 1165402), (34, 582701), (119, 166486), (238, 83243)]