20229956985

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{787}}^1\times {\mathrm{853}}^1$

素因数の和:1703

約数の個数: 96

約数和(自身を含む): 38665130112

約数和(自身を除く): 18435173127

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 49, 105, 123, 147, 205, 245, 287, 615, 735, 787, 853, 861, 1435, 2009, 2361, 2559, 3935, 4265, 4305, 5509, 5971, 6027, 10045, 11805, 12795, 16527, 17913, 27545, 29855, 30135, 32267, 34973, 38563, 41797, 82635, 89565, 96801, 104919, 115689, 125391, 161335, 174865, 192815, 208985, 225869, 244811, 484005, 524595, 578445, 626955, 671311, 677607, 734433, 1129345, 1224055, 1581083, 1713677, 2013933, 3356555, 3388035, 3672165, 4699177, 4743249, 5141031, 7905415, 8568385, 10069665, 14097531, 23495885, 23716245, 25705155, 27523751, 32894239, 70487655, 82571253, 98682717, 137618755, 164471195, 192666257, 412856265, 493413585, 577998771, 963331285, 1348663799, 2889993855, 4045991397, 6743318995, 20229956985]

約数ペア:

[(1, 20229956985), (3, 6743318995), (5, 4045991397), (7, 2889993855), (15, 1348663799), (21, 963331285), (35, 577998771), (41, 493413585), (49, 412856265), (105, 192666257), (123, 164471195), (147, 137618755), (205, 98682717), (245, 82571253), (287, 70487655), (615, 32894239), (735, 27523751), (787, 25705155), (853, 23716245), (861, 23495885), (1435, 14097531), (2009, 10069665), (2361, 8568385), (2559, 7905415), (3935, 5141031), (4265, 4743249), (4305, 4699177), (5509, 3672165), (5971, 3388035), (6027, 3356555), (10045, 2013933), (11805, 1713677), (12795, 1581083), (16527, 1224055), (17913, 1129345), (27545, 734433), (29855, 677607), (30135, 671311), (32267, 626955), (34973, 578445), (38563, 524595), (41797, 484005), (82635, 244811), (89565, 225869), (96801, 208985), (104919, 192815), (115689, 174865), (125391, 161335)]