20121128118

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12283961}}^1$

素因数の和:12283989

約数の個数: 48

約数和(自身を含む): 53656346016

約数和(自身を除く): 33535217898

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12283961, 24567922, 36851883, 73703766, 85987727, 110555649, 159691493, 171975454, 221111298, 257963181, 319382986, 479074479, 515926362, 773889543, 958148958, 1117840451, 1437223437, 1547779086, 2235680902, 2874446874, 3353521353, 6707042706, 10060564059, 20121128118]

約数ペア:

[(1, 20121128118), (2, 10060564059), (3, 6707042706), (6, 3353521353), (7, 2874446874), (9, 2235680902), (13, 1547779086), (14, 1437223437), (18, 1117840451), (21, 958148958), (26, 773889543), (39, 515926362), (42, 479074479), (63, 319382986), (78, 257963181), (91, 221111298), (117, 171975454), (126, 159691493), (182, 110555649), (234, 85987727), (273, 73703766), (546, 36851883), (819, 24567922), (1638, 12283961)]