2019420567

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{1423}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 3160368640

約数和(自身を除く): 1140948073

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 193, 387, 579, 817, 1423, 1737, 2451, 3667, 4269, 7353, 8299, 11001, 12807, 24897, 27037, 33003, 61189, 74691, 81111, 157681, 183567, 243333, 274639, 473043, 550701, 823917, 1162591, 1419129, 2471751, 3487773, 5218141, 10463319, 11809477, 15654423, 35428431, 46963269, 106285293, 224380063, 673140189, 2019420567]

約数ペア:

[(1, 2019420567), (3, 673140189), (9, 224380063), (19, 106285293), (43, 46963269), (57, 35428431), (129, 15654423), (171, 11809477), (193, 10463319), (387, 5218141), (579, 3487773), (817, 2471751), (1423, 1419129), (1737, 1162591), (2451, 823917), (3667, 550701), (4269, 473043), (7353, 274639), (8299, 243333), (11001, 183567), (12807, 157681), (24897, 81111), (27037, 74691), (33003, 61189)]