17970865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{593}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 25660800

約数和(自身を除く): 7689935

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 593, 1045, 1595, 2755, 2965, 6061, 6523, 11267, 17197, 30305, 32615, 56335, 85985, 123937, 189167, 326743, 619685, 945835, 1633715, 3594173, 17970865]

約数ペア:

[(1, 17970865), (5, 3594173), (11, 1633715), (19, 945835), (29, 619685), (55, 326743), (95, 189167), (145, 123937), (209, 85985), (319, 56335), (551, 32615), (593, 30305), (1045, 17197), (1595, 11267), (2755, 6523), (2965, 6061)]