19656345

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 33033600

約数和(自身を除く): 13377255

約数列:

[1, 3, 5, 15, 29, 73, 87, 145, 219, 365, 435, 619, 1095, 1857, 2117, 3095, 6351, 9285, 10585, 17951, 31755, 45187, 53853, 89755, 135561, 225935, 269265, 677805, 1310423, 3931269, 6552115, 19656345]

約数ペア:

[(1, 19656345), (3, 6552115), (5, 3931269), (15, 1310423), (29, 677805), (73, 269265), (87, 225935), (145, 135561), (219, 89755), (365, 53853), (435, 45187), (619, 31755), (1095, 17951), (1857, 10585), (2117, 9285), (3095, 6351)]