28804724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1543}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 54472320

約数和(自身を除く): 25667596

約数列:

[1, 2, 4, 13, 26, 52, 359, 718, 1436, 1543, 3086, 4667, 6172, 9334, 18668, 20059, 40118, 80236, 553937, 1107874, 2215748, 7201181, 14402362, 28804724]

約数ペア:

[(1, 28804724), (2, 14402362), (4, 7201181), (13, 2215748), (26, 1107874), (52, 553937), (359, 80236), (718, 40118), (1436, 20059), (1543, 18668), (3086, 9334), (4667, 6172)]