20929272

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 67367160

約数和(自身を除く): 46437888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 49, 52, 56, 74, 78, 84, 91, 98, 104, 111, 147, 148, 156, 168, 182, 196, 222, 259, 273, 294, 296, 312, 364, 392, 444, 481, 518, 546, 588, 637, 728, 777, 888, 962, 1036, 1092, 1176, 1274, 1369, 1443, 1554, 1813, 1911, 1924, 2072, 2184, 2548, 2738, 2886, 3108, 3367, 3626, 3822, 3848, 4107, 5096, 5439, 5476, 5772, 6216, 6734, 7252, 7644, 8214, 9583, 10101, 10878, 10952, 11544, 13468, 14504, 15288, 16428, 17797, 19166, 20202, 21756, 23569, 26936, 28749, 32856, 35594, 38332, 40404, 43512, 47138, 53391, 57498, 67081, 70707, 71188, 76664, 80808, 94276, 106782, 114996, 124579, 134162, 141414, 142376, 188552, 201243, 213564, 229992, 249158, 268324, 282828, 373737, 402486, 427128, 498316, 536648, 565656, 747474, 804972, 872053, 996632, 1494948, 1609944, 1744106, 2616159, 2989896, 3488212, 5232318, 6976424, 10464636, 20929272]

約数ペア:

[(1, 20929272), (2, 10464636), (3, 6976424), (4, 5232318), (6, 3488212), (7, 2989896), (8, 2616159), (12, 1744106), (13, 1609944), (14, 1494948), (21, 996632), (24, 872053), (26, 804972), (28, 747474), (37, 565656), (39, 536648), (42, 498316), (49, 427128), (52, 402486), (56, 373737), (74, 282828), (78, 268324), (84, 249158), (91, 229992), (98, 213564), (104, 201243), (111, 188552), (147, 142376), (148, 141414), (156, 134162), (168, 124579), (182, 114996), (196, 106782), (222, 94276), (259, 80808), (273, 76664), (294, 71188), (296, 70707), (312, 67081), (364, 57498), (392, 53391), (444, 47138), (481, 43512), (518, 40404), (546, 38332), (588, 35594), (637, 32856), (728, 28749), (777, 26936), (888, 23569), (962, 21756), (1036, 20202), (1092, 19166), (1176, 17797), (1274, 16428), (1369, 15288), (1443, 14504), (1554, 13468), (1813, 11544), (1911, 10952), (1924, 10878), (2072, 10101), (2184, 9583), (2548, 8214), (2738, 7644), (2886, 7252), (3108, 6734), (3367, 6216), (3626, 5772), (3822, 5476), (3848, 5439), (4107, 5096)]