20315175

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4591}}^1$

素因数の和:4663

約数の個数: 24

約数和(自身を含む): 34164480

約数和(自身を除く): 13849305

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 885, 1475, 4425, 4591, 13773, 22955, 68865, 114775, 270869, 344325, 812607, 1354345, 4063035, 6771725, 20315175]

約数ペア:

[(1, 20315175), (3, 6771725), (5, 4063035), (15, 1354345), (25, 812607), (59, 344325), (75, 270869), (177, 114775), (295, 68865), (885, 22955), (1475, 13773), (4425, 4591)]