19847632

素因数分解:

$2^4\times 7^1\times {\mathrm{177211}}^1$

素因数の和:177226

約数の個数: 20

約数和(自身を含む): 43948576

約数和(自身を除く): 24100944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 177211, 354422, 708844, 1240477, 1417688, 2480954, 2835376, 4961908, 9923816, 19847632]

約数ペア:

[(1, 19847632), (2, 9923816), (4, 4961908), (7, 2835376), (8, 2480954), (14, 1417688), (16, 1240477), (28, 708844), (56, 354422), (112, 177211)]