19209475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1093}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 25774640

約数和(自身を除く): 6565165

約数列:

[1, 5, 19, 25, 37, 95, 185, 475, 703, 925, 1093, 3515, 5465, 17575, 20767, 27325, 40441, 103835, 202205, 519175, 768379, 1011025, 3841895, 19209475]

約数ペア:

[(1, 19209475), (5, 3841895), (19, 1011025), (25, 768379), (37, 519175), (95, 202205), (185, 103835), (475, 40441), (703, 27325), (925, 20767), (1093, 17575), (3515, 5465)]