20484165

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1439}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 35804160

約数和(自身を除く): 15319995

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 949, 1095, 1439, 2847, 4317, 4745, 7195, 14235, 18707, 21585, 56121, 93535, 105047, 280605, 315141, 525235, 1365611, 1575705, 4096833, 6828055, 20484165]

約数ペア:

[(1, 20484165), (3, 6828055), (5, 4096833), (13, 1575705), (15, 1365611), (39, 525235), (65, 315141), (73, 280605), (195, 105047), (219, 93535), (365, 56121), (949, 21585), (1095, 18707), (1439, 14235), (2847, 7195), (4317, 4745)]