2489750158

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9359963}}^1$

素因数の和:9359991

約数の個数: 16

約数和(自身を含む): 4492782720

約数和(自身を除く): 2003032562

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 9359963, 18719926, 65519741, 131039482, 177839297, 355678594, 1244875079, 2489750158]

約数ペア:

[(1, 2489750158), (2, 1244875079), (7, 355678594), (14, 177839297), (19, 131039482), (38, 65519741), (133, 18719926), (266, 9359963)]