18028206

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:933

約数の個数: 48

約数和(自身を含む): 44928000

約数和(自身を除く): 26899794

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 199, 398, 597, 719, 1194, 1393, 1438, 1791, 2157, 2786, 3582, 4179, 4314, 5033, 6471, 8358, 10066, 12537, 12942, 15099, 25074, 30198, 45297, 90594, 143081, 286162, 429243, 858486, 1001567, 1287729, 2003134, 2575458, 3004701, 6009402, 9014103, 18028206]

約数ペア:

[(1, 18028206), (2, 9014103), (3, 6009402), (6, 3004701), (7, 2575458), (9, 2003134), (14, 1287729), (18, 1001567), (21, 858486), (42, 429243), (63, 286162), (126, 143081), (199, 90594), (398, 45297), (597, 30198), (719, 25074), (1194, 15099), (1393, 12942), (1438, 12537), (1791, 10066), (2157, 8358), (2786, 6471), (3582, 5033), (4179, 4314)]