20341815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1429}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 35555520

約数和(自身を除く): 15213705

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 949, 1095, 1429, 2847, 4287, 4745, 7145, 14235, 18577, 21435, 55731, 92885, 104317, 278655, 312951, 521585, 1356121, 1564755, 4068363, 6780605, 20341815]

約数ペア:

[(1, 20341815), (3, 6780605), (5, 4068363), (13, 1564755), (15, 1356121), (39, 521585), (65, 312951), (73, 278655), (195, 104317), (219, 92885), (365, 55731), (949, 21435), (1095, 18577), (1429, 14235), (2847, 7145), (4287, 4745)]