20320827267

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{730781}}^1$

素因数の和:730851

約数の個数: 32

約数和(自身を含む): 31429472256

約数和(自身を除く): 11108644989

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 299, 403, 713, 897, 1209, 2139, 9269, 27807, 730781, 2192343, 9500153, 16807963, 22654211, 28500459, 50423889, 67962633, 218503519, 294504743, 521046853, 655510557, 883514229, 1563140559, 6773609089, 20320827267]

約数ペア:

[(1, 20320827267), (3, 6773609089), (13, 1563140559), (23, 883514229), (31, 655510557), (39, 521046853), (69, 294504743), (93, 218503519), (299, 67962633), (403, 50423889), (713, 28500459), (897, 22654211), (1209, 16807963), (2139, 9500153), (9269, 2192343), (27807, 730781)]