20121986724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{254027}}^1$

素因数の和:254105

約数の個数: 96

約数和(自身を含む): 57357490176

約数和(自身を除く): 37235503452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 41, 42, 46, 69, 82, 84, 92, 123, 138, 161, 164, 246, 276, 287, 322, 483, 492, 574, 644, 861, 943, 966, 1148, 1722, 1886, 1932, 2829, 3444, 3772, 5658, 6601, 11316, 13202, 19803, 26404, 39606, 79212, 254027, 508054, 762081, 1016108, 1524162, 1778189, 3048324, 3556378, 5334567, 5842621, 7112756, 10415107, 10669134, 11685242, 17527863, 20830214, 21338268, 23370484, 31245321, 35055726, 40898347, 41660428, 62490642, 70111452, 72905749, 81796694, 122695041, 124981284, 145811498, 163593388, 218717247, 239547461, 245390082, 291622996, 437434494, 479094922, 490780164, 718642383, 874868988, 958189844, 1437284766, 1676832227, 2874569532, 3353664454, 5030496681, 6707328908, 10060993362, 20121986724]

約数ペア:

[(1, 20121986724), (2, 10060993362), (3, 6707328908), (4, 5030496681), (6, 3353664454), (7, 2874569532), (12, 1676832227), (14, 1437284766), (21, 958189844), (23, 874868988), (28, 718642383), (41, 490780164), (42, 479094922), (46, 437434494), (69, 291622996), (82, 245390082), (84, 239547461), (92, 218717247), (123, 163593388), (138, 145811498), (161, 124981284), (164, 122695041), (246, 81796694), (276, 72905749), (287, 70111452), (322, 62490642), (483, 41660428), (492, 40898347), (574, 35055726), (644, 31245321), (861, 23370484), (943, 21338268), (966, 20830214), (1148, 17527863), (1722, 11685242), (1886, 10669134), (1932, 10415107), (2829, 7112756), (3444, 5842621), (3772, 5334567), (5658, 3556378), (6601, 3048324), (11316, 1778189), (13202, 1524162), (19803, 1016108), (26404, 762081), (39606, 508054), (79212, 254027)]