19706328

素因数分解:

$2^3\times 3^6\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 112

約数和(自身を含む): 57710400

約数和(自身を除く): 38004072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 109, 124, 162, 186, 216, 218, 243, 248, 279, 324, 327, 372, 436, 486, 558, 648, 654, 729, 744, 837, 872, 972, 981, 1116, 1308, 1458, 1674, 1944, 1962, 2232, 2511, 2616, 2916, 2943, 3348, 3379, 3924, 5022, 5832, 5886, 6696, 6758, 7533, 7848, 8829, 10044, 10137, 11772, 13516, 15066, 17658, 20088, 20274, 22599, 23544, 26487, 27032, 30132, 30411, 35316, 40548, 45198, 52974, 60264, 60822, 70632, 79461, 81096, 90396, 91233, 105948, 121644, 158922, 180792, 182466, 211896, 243288, 273699, 317844, 364932, 547398, 635688, 729864, 821097, 1094796, 1642194, 2189592, 2463291, 3284388, 4926582, 6568776, 9853164, 19706328]

約数ペア:

[(1, 19706328), (2, 9853164), (3, 6568776), (4, 4926582), (6, 3284388), (8, 2463291), (9, 2189592), (12, 1642194), (18, 1094796), (24, 821097), (27, 729864), (31, 635688), (36, 547398), (54, 364932), (62, 317844), (72, 273699), (81, 243288), (93, 211896), (108, 182466), (109, 180792), (124, 158922), (162, 121644), (186, 105948), (216, 91233), (218, 90396), (243, 81096), (248, 79461), (279, 70632), (324, 60822), (327, 60264), (372, 52974), (436, 45198), (486, 40548), (558, 35316), (648, 30411), (654, 30132), (729, 27032), (744, 26487), (837, 23544), (872, 22599), (972, 20274), (981, 20088), (1116, 17658), (1308, 15066), (1458, 13516), (1674, 11772), (1944, 10137), (1962, 10044), (2232, 8829), (2511, 7848), (2616, 7533), (2916, 6758), (2943, 6696), (3348, 5886), (3379, 5832), (3924, 5022)]