20340804555

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{1901}}^1$

素因数の和:2197

約数の個数: 96

約数和(自身を含む): 38069336448

約数和(自身を除く): 17728531893

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 197, 213, 255, 355, 591, 639, 765, 985, 1065, 1207, 1773, 1901, 2955, 3195, 3349, 3621, 5703, 6035, 8865, 9505, 10047, 10863, 13987, 16745, 17109, 18105, 28515, 30141, 32317, 41961, 50235, 54315, 69935, 85545, 96951, 125883, 134971, 150705, 161585, 209805, 237779, 290853, 374497, 404913, 484755, 629415, 674855, 713337, 1123491, 1188895, 1214739, 1454265, 1872485, 2024565, 2140011, 2294507, 3370473, 3566685, 5617455, 6073695, 6366449, 6883521, 10700055, 11472535, 16852365, 19099347, 20650563, 26589287, 31832245, 34417605, 57298041, 79767861, 95496735, 103252815, 132946435, 239303583, 286490205, 398839305, 452017879, 1196517915, 1356053637, 2260089395, 4068160911, 6780268185, 20340804555]

約数ペア:

[(1, 20340804555), (3, 6780268185), (5, 4068160911), (9, 2260089395), (15, 1356053637), (17, 1196517915), (45, 452017879), (51, 398839305), (71, 286490205), (85, 239303583), (153, 132946435), (197, 103252815), (213, 95496735), (255, 79767861), (355, 57298041), (591, 34417605), (639, 31832245), (765, 26589287), (985, 20650563), (1065, 19099347), (1207, 16852365), (1773, 11472535), (1901, 10700055), (2955, 6883521), (3195, 6366449), (3349, 6073695), (3621, 5617455), (5703, 3566685), (6035, 3370473), (8865, 2294507), (9505, 2140011), (10047, 2024565), (10863, 1872485), (13987, 1454265), (16745, 1214739), (17109, 1188895), (18105, 1123491), (28515, 713337), (30141, 674855), (32317, 629415), (41961, 484755), (50235, 404913), (54315, 374497), (69935, 290853), (85545, 237779), (96951, 209805), (125883, 161585), (134971, 150705)]