19849144

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8243}}^1$

素因数の和:8299

約数の個数: 32

約数和(自身を含む): 43528320

約数和(自身を除く): 23679176

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 8243, 16486, 32972, 57701, 65944, 115402, 230804, 354449, 461608, 708898, 1417796, 2481143, 2835592, 4962286, 9924572, 19849144]

約数ペア:

[(1, 19849144), (2, 9924572), (4, 4962286), (7, 2835592), (8, 2481143), (14, 1417796), (28, 708898), (43, 461608), (56, 354449), (86, 230804), (172, 115402), (301, 65944), (344, 57701), (602, 32972), (1204, 16486), (2408, 8243)]