18495417

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 27417600

約数和(自身を除く): 8922183

約数列:

[1, 3, 19, 29, 57, 67, 87, 167, 201, 501, 551, 1273, 1653, 1943, 3173, 3819, 4843, 5829, 9519, 11189, 14529, 33567, 36917, 92017, 110751, 212591, 276051, 324481, 637773, 973443, 6165139, 18495417]

約数ペア:

[(1, 18495417), (3, 6165139), (19, 973443), (29, 637773), (57, 324481), (67, 276051), (87, 212591), (167, 110751), (201, 92017), (501, 36917), (551, 33567), (1273, 14529), (1653, 11189), (1943, 9519), (3173, 5829), (3819, 4843)]