20831738174

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1\times {\mathrm{38177}}^1$

素因数の和:38900

約数の個数: 32

約数和(自身を含む): 34789015296

約数和(自身を除く): 13957277122

約数列:

[1, 2, 13, 26, 31, 62, 403, 677, 806, 1354, 8801, 17602, 20987, 38177, 41974, 76354, 272831, 496301, 545662, 992602, 1183487, 2366974, 15385331, 25845829, 30770662, 51691658, 335995777, 671991554, 801220699, 1602441398, 10415869087, 20831738174]

約数ペア:

[(1, 20831738174), (2, 10415869087), (13, 1602441398), (26, 801220699), (31, 671991554), (62, 335995777), (403, 51691658), (677, 30770662), (806, 25845829), (1354, 15385331), (8801, 2366974), (17602, 1183487), (20987, 992602), (38177, 545662), (41974, 496301), (76354, 272831)]