18418064

素因数分解:

$2^4\times 7^1\times {\mathrm{164447}}^1$

素因数の和:164462

約数の個数: 20

約数和(自身を含む): 40783104

約数和(自身を除く): 22365040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 164447, 328894, 657788, 1151129, 1315576, 2302258, 2631152, 4604516, 9209032, 18418064]

約数ペア:

[(1, 18418064), (2, 9209032), (4, 4604516), (7, 2631152), (8, 2302258), (14, 1315576), (16, 1151129), (28, 657788), (56, 328894), (112, 164447)]