17988891141

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1\times {\mathrm{9643}}^1$

素因数の和:11233

約数の個数: 32

約数和(自身を含む): 26683482112

約数和(自身を除く): 8694590971

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 1543, 4629, 9643, 20059, 28929, 47833, 60177, 125359, 143499, 298933, 376077, 621829, 896799, 1865487, 3886129, 11658387, 14879149, 44637447, 193428937, 461253619, 580286811, 1383760857, 5996297047, 17988891141]

約数ペア:

[(1, 17988891141), (3, 5996297047), (13, 1383760857), (31, 580286811), (39, 461253619), (93, 193428937), (403, 44637447), (1209, 14879149), (1543, 11658387), (4629, 3886129), (9643, 1865487), (20059, 896799), (28929, 621829), (47833, 376077), (60177, 298933), (125359, 143499)]