18653641

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 20647440

約数和(自身を除く): 1993799

約数列:

[1, 17, 29, 157, 241, 493, 2669, 4097, 4553, 6989, 37837, 77401, 118813, 643229, 1097273, 18653641]

約数ペア:

[(1, 18653641), (17, 1097273), (29, 643229), (157, 118813), (241, 77401), (493, 37837), (2669, 6989), (4097, 4553)]