18882872

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{16981}}^1$

素因数の和:17126

約数の個数: 16

約数和(自身を含む): 35662200

約数和(自身を除く): 16779328

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 16981, 33962, 67924, 135848, 2360359, 4720718, 9441436, 18882872]

約数ペア:

[(1, 18882872), (2, 9441436), (4, 4720718), (8, 2360359), (139, 135848), (278, 67924), (556, 33962), (1112, 16981)]