19621925

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 25310880

約数和(自身を除く): 5688955

約数列:

[1, 5, 25, 53, 59, 251, 265, 295, 1255, 1325, 1475, 3127, 6275, 13303, 14809, 15635, 66515, 74045, 78175, 332575, 370225, 784877, 3924385, 19621925]

約数ペア:

[(1, 19621925), (5, 3924385), (25, 784877), (53, 370225), (59, 332575), (251, 78175), (265, 74045), (295, 66515), (1255, 15635), (1325, 14809), (1475, 13303), (3127, 6275)]