39801916

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18461}}^1$

素因数の和:18490

約数の個数: 36

約数和(自身を含む): 88396056

約数和(自身を除く): 48594140

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 18461, 36922, 73844, 129227, 203071, 258454, 406142, 516908, 812284, 904589, 1421497, 1809178, 2842994, 3618356, 5685988, 9950479, 19900958, 39801916]

約数ペア:

[(1, 39801916), (2, 19900958), (4, 9950479), (7, 5685988), (11, 3618356), (14, 2842994), (22, 1809178), (28, 1421497), (44, 904589), (49, 812284), (77, 516908), (98, 406142), (154, 258454), (196, 203071), (308, 129227), (539, 73844), (1078, 36922), (2156, 18461)]