20120155974

素因数分解:

$2^1\times 3^3\times {\mathrm{179}}^1\times {\mathrm{389}}^1\times {\mathrm{5351}}^1$

素因数の和:5930

約数の個数: 64

約数和(自身を含む): 45085248000

約数和(自身を除く): 24965092026

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 179, 358, 389, 537, 778, 1074, 1167, 1611, 2334, 3222, 3501, 4833, 5351, 7002, 9666, 10503, 10702, 16053, 21006, 32106, 48159, 69631, 96318, 139262, 144477, 208893, 288954, 417786, 626679, 957829, 1253358, 1880037, 1915658, 2081539, 2873487, 3760074, 4163078, 5746974, 6244617, 8620461, 12489234, 17240922, 18733851, 25861383, 37467702, 51722766, 56201553, 112403106, 372595481, 745190962, 1117786443, 2235572886, 3353359329, 6706718658, 10060077987, 20120155974]

約数ペア:

[(1, 20120155974), (2, 10060077987), (3, 6706718658), (6, 3353359329), (9, 2235572886), (18, 1117786443), (27, 745190962), (54, 372595481), (179, 112403106), (358, 56201553), (389, 51722766), (537, 37467702), (778, 25861383), (1074, 18733851), (1167, 17240922), (1611, 12489234), (2334, 8620461), (3222, 6244617), (3501, 5746974), (4833, 4163078), (5351, 3760074), (7002, 2873487), (9666, 2081539), (10503, 1915658), (10702, 1880037), (16053, 1253358), (21006, 957829), (32106, 626679), (48159, 417786), (69631, 288954), (96318, 208893), (139262, 144477)]