20165599064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1778899}}^1$

素因数の和:1779027

約数の個数: 32

約数和(自身を含む): 41092590000

約数和(自身を除く): 20926990936

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 2834, 5668, 11336, 1778899, 3557798, 7115596, 14231192, 23125687, 46251374, 92502748, 185005496, 193899991, 387799982, 775599964, 1551199928, 2520699883, 5041399766, 10082799532, 20165599064]

約数ペア:

[(1, 20165599064), (2, 10082799532), (4, 5041399766), (8, 2520699883), (13, 1551199928), (26, 775599964), (52, 387799982), (104, 193899991), (109, 185005496), (218, 92502748), (436, 46251374), (872, 23125687), (1417, 14231192), (2834, 7115596), (5668, 3557798), (11336, 1778899)]