20642004

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15497}}^1$

素因数の和:15544

約数の個数: 36

約数和(自身を含む): 53592084

約数和(自身を除く): 32950080

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15497, 30994, 46491, 61988, 92982, 139473, 185964, 278946, 557892, 573389, 1146778, 1720167, 2293556, 3440334, 5160501, 6880668, 10321002, 20642004]

約数ペア:

[(1, 20642004), (2, 10321002), (3, 6880668), (4, 5160501), (6, 3440334), (9, 2293556), (12, 1720167), (18, 1146778), (36, 573389), (37, 557892), (74, 278946), (111, 185964), (148, 139473), (222, 92982), (333, 61988), (444, 46491), (666, 30994), (1332, 15497)]