20174920941

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{4621}}^1$

素因数の和:4834

約数の個数: 64

約数和(自身を含む): 32586209280

約数和(自身を除く): 12411288339

約数列:

[1, 3, 7, 21, 29, 67, 87, 107, 201, 203, 321, 469, 609, 749, 1407, 1943, 2247, 3103, 4621, 5829, 7169, 9309, 13601, 13863, 21507, 21721, 32347, 40803, 50183, 65163, 97041, 134009, 150549, 207901, 309607, 402027, 494447, 623703, 928821, 938063, 1455307, 1483341, 2167249, 2814189, 3461129, 4365921, 6501747, 8978603, 10383387, 14338963, 26935809, 33127949, 43016889, 62850221, 99383847, 100372741, 188550663, 231895643, 301118223, 695686929, 960710521, 2882131563, 6724973647, 20174920941]

約数ペア:

[(1, 20174920941), (3, 6724973647), (7, 2882131563), (21, 960710521), (29, 695686929), (67, 301118223), (87, 231895643), (107, 188550663), (201, 100372741), (203, 99383847), (321, 62850221), (469, 43016889), (609, 33127949), (749, 26935809), (1407, 14338963), (1943, 10383387), (2247, 8978603), (3103, 6501747), (4621, 4365921), (5829, 3461129), (7169, 2814189), (9309, 2167249), (13601, 1483341), (13863, 1455307), (21507, 938063), (21721, 928821), (32347, 623703), (40803, 494447), (50183, 402027), (65163, 309607), (97041, 207901), (134009, 150549)]