18594325

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 23871240

約数和(自身を除く): 5276915

約数列:

[1, 5, 25, 61, 89, 137, 305, 445, 685, 1525, 2225, 3425, 5429, 8357, 12193, 27145, 41785, 60965, 135725, 208925, 304825, 743773, 3718865, 18594325]

約数ペア:

[(1, 18594325), (5, 3718865), (25, 743773), (61, 304825), (89, 208925), (137, 135725), (305, 60965), (445, 41785), (685, 27145), (1525, 12193), (2225, 8357), (3425, 5429)]