20012655258

素因数分解:

$2^1\times 3^7\times {\mathrm{23}}^1\times {\mathrm{198929}}^1$

素因数の和:198975

約数の個数: 64

約数和(自身を含む): 46979308800

約数和(自身を除く): 26966653542

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 243, 414, 486, 621, 729, 1242, 1458, 1863, 2187, 3726, 4374, 5589, 11178, 16767, 33534, 50301, 100602, 198929, 397858, 596787, 1193574, 1790361, 3580722, 4575367, 5371083, 9150734, 10742166, 13726101, 16113249, 27452202, 32226498, 41178303, 48339747, 82356606, 96679494, 123534909, 145019241, 247069818, 290038482, 370604727, 435057723, 741209454, 870115446, 1111814181, 2223628362, 3335442543, 6670885086, 10006327629, 20012655258]

約数ペア:

[(1, 20012655258), (2, 10006327629), (3, 6670885086), (6, 3335442543), (9, 2223628362), (18, 1111814181), (23, 870115446), (27, 741209454), (46, 435057723), (54, 370604727), (69, 290038482), (81, 247069818), (138, 145019241), (162, 123534909), (207, 96679494), (243, 82356606), (414, 48339747), (486, 41178303), (621, 32226498), (729, 27452202), (1242, 16113249), (1458, 13726101), (1863, 10742166), (2187, 9150734), (3726, 5371083), (4374, 4575367), (5589, 3580722), (11178, 1790361), (16767, 1193574), (33534, 596787), (50301, 397858), (100602, 198929)]