19753500481

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2837}}^1$

素因数の和:2986

約数の個数: 64

約数和(自身を含む): 25403051520

約数和(自身を除く): 5649551039

約数列:

[1, 11, 13, 23, 29, 73, 143, 253, 299, 319, 377, 667, 803, 949, 1679, 2117, 2837, 3289, 4147, 7337, 8671, 10439, 18469, 21827, 23287, 27521, 31207, 36881, 48691, 65251, 82273, 95381, 207101, 240097, 302731, 405691, 535601, 632983, 717761, 848263, 905003, 1069549, 1892279, 2278111, 2692313, 4763323, 6005929, 6962813, 9330893, 11765039, 20815069, 24599627, 29615443, 52396553, 61923199, 66065219, 78077077, 138136367, 270595897, 681155189, 858847847, 1519500037, 1795772771, 19753500481]

約数ペア:

[(1, 19753500481), (11, 1795772771), (13, 1519500037), (23, 858847847), (29, 681155189), (73, 270595897), (143, 138136367), (253, 78077077), (299, 66065219), (319, 61923199), (377, 52396553), (667, 29615443), (803, 24599627), (949, 20815069), (1679, 11765039), (2117, 9330893), (2837, 6962813), (3289, 6005929), (4147, 4763323), (7337, 2692313), (8671, 2278111), (10439, 1892279), (18469, 1069549), (21827, 905003), (23287, 848263), (27521, 717761), (31207, 632983), (36881, 535601), (48691, 405691), (65251, 302731), (82273, 240097), (95381, 207101)]