19269775

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3797}}^1$

素因数の和:3843

約数の個数: 24

約数和(自身を含む): 28257120

約数和(自身を除く): 8987345

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 725, 1015, 3797, 5075, 18985, 26579, 94925, 110113, 132895, 550565, 664475, 770791, 2752825, 3853955, 19269775]

約数ペア:

[(1, 19269775), (5, 3853955), (7, 2752825), (25, 770791), (29, 664475), (35, 550565), (145, 132895), (175, 110113), (203, 94925), (725, 26579), (1015, 18985), (3797, 5075)]