20803750352

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1\times {\mathrm{22727}}^1$

素因数の和:23496

約数の個数: 80

約数和(自身を含む): 50323064832

約数和(自身を除く): 29519314480

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 743, 1232, 1486, 2972, 5201, 5944, 8173, 10402, 11888, 16346, 20804, 22727, 32692, 41608, 45454, 57211, 65384, 83216, 90908, 114422, 130768, 159089, 181816, 228844, 249997, 318178, 363632, 457688, 499994, 636356, 915376, 999988, 1272712, 1749979, 1999976, 2545424, 3499958, 3999952, 6999916, 13999832, 16886161, 27999664, 33772322, 67544644, 118203127, 135089288, 185747771, 236406254, 270178576, 371495542, 472812508, 742991084, 945625016, 1300234397, 1485982168, 1891250032, 2600468794, 2971964336, 5200937588, 10401875176, 20803750352]

約数ペア:

[(1, 20803750352), (2, 10401875176), (4, 5200937588), (7, 2971964336), (8, 2600468794), (11, 1891250032), (14, 1485982168), (16, 1300234397), (22, 945625016), (28, 742991084), (44, 472812508), (56, 371495542), (77, 270178576), (88, 236406254), (112, 185747771), (154, 135089288), (176, 118203127), (308, 67544644), (616, 33772322), (743, 27999664), (1232, 16886161), (1486, 13999832), (2972, 6999916), (5201, 3999952), (5944, 3499958), (8173, 2545424), (10402, 1999976), (11888, 1749979), (16346, 1272712), (20804, 999988), (22727, 915376), (32692, 636356), (41608, 499994), (45454, 457688), (57211, 363632), (65384, 318178), (83216, 249997), (90908, 228844), (114422, 181816), (130768, 159089)]