18240838

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{16921}}^1$

素因数の和:16948

約数の個数: 24

約数和(自身を含む): 34723944

約数和(自身を除く): 16483106

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 16921, 33842, 118447, 186131, 236894, 372262, 829129, 1302917, 1658258, 2605834, 9120419, 18240838]

約数ペア:

[(1, 18240838), (2, 9120419), (7, 2605834), (11, 1658258), (14, 1302917), (22, 829129), (49, 372262), (77, 236894), (98, 186131), (154, 118447), (539, 33842), (1078, 16921)]