20583915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1031}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 36260352

約数和(自身を除く): 15676437

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1031, 1331, 1815, 3093, 3993, 5155, 6655, 11341, 15465, 19965, 34023, 56705, 124751, 170115, 374253, 623755, 1372261, 1871265, 4116783, 6861305, 20583915]

約数ペア:

[(1, 20583915), (3, 6861305), (5, 4116783), (11, 1871265), (15, 1372261), (33, 623755), (55, 374253), (121, 170115), (165, 124751), (363, 56705), (605, 34023), (1031, 19965), (1331, 15465), (1815, 11341), (3093, 6655), (3993, 5155)]