918988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1427}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 1919232

約数和(自身を除く): 1000244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 1427, 2854, 5708, 9989, 19978, 32821, 39956, 65642, 131284, 229747, 459494, 918988]

約数ペア:

[(1, 918988), (2, 459494), (4, 229747), (7, 131284), (14, 65642), (23, 39956), (28, 32821), (46, 19978), (92, 9989), (161, 5708), (322, 2854), (644, 1427)]