20804532476

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3362077}}^1$

素因数の和:3362118

約数の個数: 48

約数和(自身を含む): 47445644736

約数和(自身を除く): 26641112260

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 6188, 3362077, 6724154, 13448308, 23534539, 43707001, 47069078, 57155309, 87414002, 94138156, 114310618, 174828004, 228621236, 305949007, 400087163, 611898014, 743019017, 800174326, 1223796028, 1486038034, 1600348652, 2972076068, 5201133119, 10402266238, 20804532476]

約数ペア:

[(1, 20804532476), (2, 10402266238), (4, 5201133119), (7, 2972076068), (13, 1600348652), (14, 1486038034), (17, 1223796028), (26, 800174326), (28, 743019017), (34, 611898014), (52, 400087163), (68, 305949007), (91, 228621236), (119, 174828004), (182, 114310618), (221, 94138156), (238, 87414002), (364, 57155309), (442, 47069078), (476, 43707001), (884, 23534539), (1547, 13448308), (3094, 6724154), (6188, 3362077)]