18059391

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1372

約数の個数: 36

約数和(自身を含む): 31347264

約数和(自身を除く): 13287873

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1321, 1519, 1953, 3963, 4557, 9247, 11889, 13671, 27741, 40951, 64729, 83223, 122853, 194187, 286657, 368559, 582561, 859971, 2006599, 2579913, 6019797, 18059391]

約数ペア:

[(1, 18059391), (3, 6019797), (7, 2579913), (9, 2006599), (21, 859971), (31, 582561), (49, 368559), (63, 286657), (93, 194187), (147, 122853), (217, 83223), (279, 64729), (441, 40951), (651, 27741), (1321, 13671), (1519, 11889), (1953, 9247), (3963, 4557)]