18941890235

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{11471}}^1$

素因数の和:11755

約数の個数: 32

約数和(自身を含む): 24145164288

約数和(自身を除く): 5203274053

約数列:

[1, 5, 23, 83, 115, 173, 415, 865, 1909, 3979, 9545, 11471, 14359, 19895, 57355, 71795, 263833, 330257, 952093, 1319165, 1651285, 1984483, 4760465, 9922415, 21898139, 45643109, 109490695, 164712089, 228215545, 823560445, 3788378047, 18941890235]

約数ペア:

[(1, 18941890235), (5, 3788378047), (23, 823560445), (83, 228215545), (115, 164712089), (173, 109490695), (415, 45643109), (865, 21898139), (1909, 9922415), (3979, 4760465), (9545, 1984483), (11471, 1651285), (14359, 1319165), (19895, 952093), (57355, 330257), (71795, 263833)]