1966996816

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{28307}}^1$

素因数の和:28459

約数の個数: 40

約数和(自身を含む): 3938435424

約数和(自身を除く): 1971438608

約数列:

[1, 2, 4, 8, 16, 43, 86, 101, 172, 202, 344, 404, 688, 808, 1616, 4343, 8686, 17372, 28307, 34744, 56614, 69488, 113228, 226456, 452912, 1217201, 2434402, 2859007, 4868804, 5718014, 9737608, 11436028, 19475216, 22872056, 45744112, 122937301, 245874602, 491749204, 983498408, 1966996816]

約数ペア:

[(1, 1966996816), (2, 983498408), (4, 491749204), (8, 245874602), (16, 122937301), (43, 45744112), (86, 22872056), (101, 19475216), (172, 11436028), (202, 9737608), (344, 5718014), (404, 4868804), (688, 2859007), (808, 2434402), (1616, 1217201), (4343, 452912), (8686, 226456), (17372, 113228), (28307, 69488), (34744, 56614)]