20344073908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1\times {\mathrm{11093}}^1$

素因数の和:11584

約数の個数: 48

約数和(自身を含む): 38207736000

約数和(自身を除く): 17863662092

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 409, 818, 1121, 1636, 2242, 4484, 7771, 11093, 15542, 22186, 24131, 31084, 44372, 48262, 96524, 210767, 421534, 458489, 654487, 843068, 916978, 1308974, 1833956, 2617948, 4537037, 9074074, 12435253, 18148148, 24870506, 49741012, 86203703, 172407406, 267685183, 344814812, 535370366, 1070740732, 5086018477, 10172036954, 20344073908]

約数ペア:

[(1, 20344073908), (2, 10172036954), (4, 5086018477), (19, 1070740732), (38, 535370366), (59, 344814812), (76, 267685183), (118, 172407406), (236, 86203703), (409, 49741012), (818, 24870506), (1121, 18148148), (1636, 12435253), (2242, 9074074), (4484, 4537037), (7771, 2617948), (11093, 1833956), (15542, 1308974), (22186, 916978), (24131, 843068), (31084, 654487), (44372, 458489), (48262, 421534), (96524, 210767)]