18911936

素因数分解:

$2^6\times {\mathrm{109}}^1\times {\mathrm{2711}}^1$

素因数の和:2832

約数の個数: 28

約数和(自身を含む): 37886640

約数和(自身を除く): 18974704

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 2711, 3488, 5422, 6976, 10844, 21688, 43376, 86752, 173504, 295499, 590998, 1181996, 2363992, 4727984, 9455968, 18911936]

約数ペア:

[(1, 18911936), (2, 9455968), (4, 4727984), (8, 2363992), (16, 1181996), (32, 590998), (64, 295499), (109, 173504), (218, 86752), (436, 43376), (872, 21688), (1744, 10844), (2711, 6976), (3488, 5422)]