19652355

素因数分解:

$3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 35208000

約数和(自身を除く): 15555645

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149, 447, 745, 977, 1341, 2235, 2931, 4023, 4885, 6705, 8793, 14655, 20115, 26379, 43965, 131895, 145573, 436719, 727865, 1310157, 2183595, 3930471, 6550785, 19652355]

約数ペア:

[(1, 19652355), (3, 6550785), (5, 3930471), (9, 2183595), (15, 1310157), (27, 727865), (45, 436719), (135, 145573), (149, 131895), (447, 43965), (745, 26379), (977, 20115), (1341, 14655), (2235, 8793), (2931, 6705), (4023, 4885)]