19405924

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{947}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 35038080

約数和(自身を除く): 15632156

約数列:

[1, 2, 4, 47, 94, 109, 188, 218, 436, 947, 1894, 3788, 5123, 10246, 20492, 44509, 89018, 103223, 178036, 206446, 412892, 4851481, 9702962, 19405924]

約数ペア:

[(1, 19405924), (2, 9702962), (4, 4851481), (47, 412892), (94, 206446), (109, 178036), (188, 103223), (218, 89018), (436, 44509), (947, 20492), (1894, 10246), (3788, 5123)]