20338788

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 49420224

約数和(自身を除く): 29081436

約数列:

[1, 2, 3, 4, 6, 12, 41, 67, 82, 123, 134, 164, 201, 246, 268, 402, 492, 617, 804, 1234, 1851, 2468, 2747, 3702, 5494, 7404, 8241, 10988, 16482, 25297, 32964, 41339, 50594, 75891, 82678, 101188, 124017, 151782, 165356, 248034, 303564, 496068, 1694899, 3389798, 5084697, 6779596, 10169394, 20338788]

約数ペア:

[(1, 20338788), (2, 10169394), (3, 6779596), (4, 5084697), (6, 3389798), (12, 1694899), (41, 496068), (67, 303564), (82, 248034), (123, 165356), (134, 151782), (164, 124017), (201, 101188), (246, 82678), (268, 75891), (402, 50594), (492, 41339), (617, 32964), (804, 25297), (1234, 16482), (1851, 10988), (2468, 8241), (2747, 7404), (3702, 5494)]