20807766018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{3533}}^1\times {\mathrm{25169}}^1$

素因数の和:28723

約数の個数: 48

約数和(自身を含む): 48567125880

約数和(自身を除く): 27759359862

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 3533, 7066, 10599, 21198, 25169, 31797, 45929, 50338, 63594, 75507, 91858, 137787, 151014, 226521, 275574, 327197, 413361, 453042, 654394, 826722, 981591, 1963182, 2944773, 5889546, 88922077, 177844154, 266766231, 533532462, 800298693, 1155987001, 1600597386, 2311974002, 3467961003, 6935922006, 10403883009, 20807766018]

約数ペア:

[(1, 20807766018), (2, 10403883009), (3, 6935922006), (6, 3467961003), (9, 2311974002), (13, 1600597386), (18, 1155987001), (26, 800298693), (39, 533532462), (78, 266766231), (117, 177844154), (234, 88922077), (3533, 5889546), (7066, 2944773), (10599, 1963182), (21198, 981591), (25169, 826722), (31797, 654394), (45929, 453042), (50338, 413361), (63594, 327197), (75507, 275574), (91858, 226521), (137787, 151014)]