18143619

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 9435261

約数列:

[1, 3, 13, 23, 39, 69, 113, 179, 299, 339, 537, 897, 1469, 2327, 2599, 4117, 4407, 6981, 7797, 12351, 20227, 33787, 53521, 60681, 101361, 160563, 262951, 465221, 788853, 1395663, 6047873, 18143619]

約数ペア:

[(1, 18143619), (3, 6047873), (13, 1395663), (23, 788853), (39, 465221), (69, 262951), (113, 160563), (179, 101361), (299, 60681), (339, 53521), (537, 33787), (897, 20227), (1469, 12351), (2327, 7797), (2599, 6981), (4117, 4407)]