20469438

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1543}}^1$

素因数の和:1629

約数の個数: 48

約数和(自身を含む): 49136256

約数和(自身を除く): 28666818

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 67, 99, 134, 198, 201, 402, 603, 737, 1206, 1474, 1543, 2211, 3086, 4422, 4629, 6633, 9258, 13266, 13887, 16973, 27774, 33946, 50919, 101838, 103381, 152757, 206762, 305514, 310143, 620286, 930429, 1137191, 1860858, 2274382, 3411573, 6823146, 10234719, 20469438]

約数ペア:

[(1, 20469438), (2, 10234719), (3, 6823146), (6, 3411573), (9, 2274382), (11, 1860858), (18, 1137191), (22, 930429), (33, 620286), (66, 310143), (67, 305514), (99, 206762), (134, 152757), (198, 103381), (201, 101838), (402, 50919), (603, 33946), (737, 27774), (1206, 16973), (1474, 13887), (1543, 13266), (2211, 9258), (3086, 6633), (4422, 4629)]