18415929

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 29240064

約数和(自身を除く): 10824135

約数列:

[1, 3, 7, 21, 41, 73, 123, 219, 287, 293, 511, 861, 879, 1533, 2051, 2993, 6153, 8979, 12013, 20951, 21389, 36039, 62853, 64167, 84091, 149723, 252273, 449169, 876949, 2630847, 6138643, 18415929]

約数ペア:

[(1, 18415929), (3, 6138643), (7, 2630847), (21, 876949), (41, 449169), (73, 252273), (123, 149723), (219, 84091), (287, 64167), (293, 62853), (511, 36039), (861, 21389), (879, 20951), (1533, 12013), (2051, 8979), (2993, 6153)]