18620672

素因数分解:

$2^8\times 7^1\times {\mathrm{10391}}^1$

素因数の和:10414

約数の個数: 36

約数和(自身を含む): 42482496

約数和(自身を除く): 23861824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 10391, 20782, 41564, 72737, 83128, 145474, 166256, 290948, 332512, 581896, 665024, 1163792, 1330048, 2327584, 2660096, 4655168, 9310336, 18620672]

約数ペア:

[(1, 18620672), (2, 9310336), (4, 4655168), (7, 2660096), (8, 2327584), (14, 1330048), (16, 1163792), (28, 665024), (32, 581896), (56, 332512), (64, 290948), (112, 166256), (128, 145474), (224, 83128), (256, 72737), (448, 41564), (896, 20782), (1792, 10391)]