19691896

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4817}}^1$

素因数の和:4903

約数の個数: 32

約数和(自身を含む): 42783840

約数和(自身を除く): 23091944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4817, 9634, 19268, 33719, 38536, 67438, 134876, 269752, 351641, 703282, 1406564, 2461487, 2813128, 4922974, 9845948, 19691896]

約数ペア:

[(1, 19691896), (2, 9845948), (4, 4922974), (7, 2813128), (8, 2461487), (14, 1406564), (28, 703282), (56, 351641), (73, 269752), (146, 134876), (292, 67438), (511, 38536), (584, 33719), (1022, 19268), (2044, 9634), (4088, 4817)]