20118996834

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:992

約数の個数: 96

約数和(自身を含む): 43543111680

約数和(自身を除く): 23424114846

約数列:

[1, 2, 3, 6, 17, 34, 51, 79, 102, 158, 227, 237, 289, 454, 474, 578, 647, 681, 867, 1294, 1343, 1362, 1734, 1941, 2686, 3859, 3882, 4029, 7718, 8058, 10999, 11577, 17933, 21998, 22831, 23154, 32997, 35866, 45662, 51113, 53799, 65603, 65994, 68493, 102226, 107598, 131206, 136986, 146869, 153339, 186983, 196809, 293738, 304861, 306678, 373966, 393618, 440607, 560949, 609722, 868921, 881214, 914583, 1121898, 1737842, 1829166, 2496773, 2606763, 4993546, 5182637, 5213526, 7490319, 10365274, 11602651, 14771657, 14980638, 15547911, 23205302, 29543314, 31095822, 34807953, 42445141, 44314971, 69615906, 84890282, 88629942, 127335423, 197245067, 254670846, 394490134, 591735201, 1183470402, 3353166139, 6706332278, 10059498417, 20118996834]

約数ペア:

[(1, 20118996834), (2, 10059498417), (3, 6706332278), (6, 3353166139), (17, 1183470402), (34, 591735201), (51, 394490134), (79, 254670846), (102, 197245067), (158, 127335423), (227, 88629942), (237, 84890282), (289, 69615906), (454, 44314971), (474, 42445141), (578, 34807953), (647, 31095822), (681, 29543314), (867, 23205302), (1294, 15547911), (1343, 14980638), (1362, 14771657), (1734, 11602651), (1941, 10365274), (2686, 7490319), (3859, 5213526), (3882, 5182637), (4029, 4993546), (7718, 2606763), (8058, 2496773), (10999, 1829166), (11577, 1737842), (17933, 1121898), (21998, 914583), (22831, 881214), (23154, 868921), (32997, 609722), (35866, 560949), (45662, 440607), (51113, 393618), (53799, 373966), (65603, 306678), (65994, 304861), (68493, 293738), (102226, 196809), (107598, 186983), (131206, 153339), (136986, 146869)]