20171587898

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{41203}}^1$

素因数の和:41268

約数の個数: 72

約数和(自身を含む): 40377612576

約数和(自身を除く): 20206024678

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 121, 154, 187, 238, 242, 289, 374, 578, 847, 1309, 1694, 2023, 2057, 2618, 3179, 4046, 4114, 6358, 14399, 22253, 28798, 34969, 41203, 44506, 69938, 82406, 244783, 288421, 453233, 489566, 576842, 700451, 906466, 1400902, 3172631, 4903157, 4985563, 6345262, 7704961, 9806314, 9971126, 11907667, 15409922, 23815334, 34898941, 53934727, 69797882, 83353669, 84754571, 107869454, 130984337, 166707338, 169509142, 261968674, 593281997, 916890359, 1186563994, 1440827707, 1833780718, 2881655414, 10085793949, 20171587898]

約数ペア:

[(1, 20171587898), (2, 10085793949), (7, 2881655414), (11, 1833780718), (14, 1440827707), (17, 1186563994), (22, 916890359), (34, 593281997), (77, 261968674), (119, 169509142), (121, 166707338), (154, 130984337), (187, 107869454), (238, 84754571), (242, 83353669), (289, 69797882), (374, 53934727), (578, 34898941), (847, 23815334), (1309, 15409922), (1694, 11907667), (2023, 9971126), (2057, 9806314), (2618, 7704961), (3179, 6345262), (4046, 4985563), (4114, 4903157), (6358, 3172631), (14399, 1400902), (22253, 906466), (28798, 700451), (34969, 576842), (41203, 489566), (44506, 453233), (69938, 288421), (82406, 244783)]