19615568

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4073}}^1$

素因数の和:4131

約数の個数: 40

約数和(自身を含む): 44455488

約数和(自身を除く): 24839920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4073, 4816, 8146, 16292, 28511, 32584, 57022, 65168, 114044, 175139, 228088, 350278, 456176, 700556, 1225973, 1401112, 2451946, 2802224, 4903892, 9807784, 19615568]

約数ペア:

[(1, 19615568), (2, 9807784), (4, 4903892), (7, 2802224), (8, 2451946), (14, 1401112), (16, 1225973), (28, 700556), (43, 456176), (56, 350278), (86, 228088), (112, 175139), (172, 114044), (301, 65168), (344, 57022), (602, 32584), (688, 28511), (1204, 16292), (2408, 8146), (4073, 4816)]