2051207892

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{2063}}^1$

素因数の和:2533

約数の個数: 72

約数和(自身を含む): 5274097920

約数和(自身を除く): 3222890028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 389, 426, 639, 778, 852, 1167, 1278, 1556, 2063, 2334, 2556, 3501, 4126, 4668, 6189, 7002, 8252, 12378, 14004, 18567, 24756, 27619, 37134, 55238, 74268, 82857, 110476, 146473, 165714, 248571, 292946, 331428, 439419, 497142, 585892, 802507, 878838, 994284, 1318257, 1605014, 1757676, 2407521, 2636514, 3210028, 4815042, 5273028, 7222563, 9630084, 14445126, 28890252, 56977997, 113955994, 170933991, 227911988, 341867982, 512801973, 683735964, 1025603946, 2051207892]

約数ペア:

[(1, 2051207892), (2, 1025603946), (3, 683735964), (4, 512801973), (6, 341867982), (9, 227911988), (12, 170933991), (18, 113955994), (36, 56977997), (71, 28890252), (142, 14445126), (213, 9630084), (284, 7222563), (389, 5273028), (426, 4815042), (639, 3210028), (778, 2636514), (852, 2407521), (1167, 1757676), (1278, 1605014), (1556, 1318257), (2063, 994284), (2334, 878838), (2556, 802507), (3501, 585892), (4126, 497142), (4668, 439419), (6189, 331428), (7002, 292946), (8252, 248571), (12378, 165714), (14004, 146473), (18567, 110476), (24756, 82857), (27619, 74268), (37134, 55238)]