20229765

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 34062336

約数和(自身を除く): 13832571

約数列:

[1, 3, 5, 15, 23, 69, 115, 191, 307, 345, 573, 921, 955, 1535, 2865, 4393, 4605, 7061, 13179, 21183, 21965, 35305, 58637, 65895, 105915, 175911, 293185, 879555, 1348651, 4045953, 6743255, 20229765]

約数ペア:

[(1, 20229765), (3, 6743255), (5, 4045953), (15, 1348651), (23, 879555), (69, 293185), (115, 175911), (191, 105915), (307, 65895), (345, 58637), (573, 35305), (921, 21965), (955, 21183), (1535, 13179), (2865, 7061), (4393, 4605)]