19517568

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 128

約数和(自身を含む): 60808320

約数和(自身を除く): 41290752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 53, 56, 64, 84, 96, 106, 112, 128, 137, 159, 168, 192, 212, 224, 274, 318, 336, 371, 384, 411, 424, 448, 548, 636, 672, 742, 822, 848, 896, 959, 1096, 1113, 1272, 1344, 1484, 1644, 1696, 1918, 2192, 2226, 2544, 2688, 2877, 2968, 3288, 3392, 3836, 4384, 4452, 5088, 5754, 5936, 6576, 6784, 7261, 7672, 8768, 8904, 10176, 11508, 11872, 13152, 14522, 15344, 17536, 17808, 20352, 21783, 23016, 23744, 26304, 29044, 30688, 35616, 43566, 46032, 47488, 50827, 52608, 58088, 61376, 71232, 87132, 92064, 101654, 116176, 122752, 142464, 152481, 174264, 184128, 203308, 232352, 304962, 348528, 368256, 406616, 464704, 609924, 697056, 813232, 929408, 1219848, 1394112, 1626464, 2439696, 2788224, 3252928, 4879392, 6505856, 9758784, 19517568]

約数ペア:

[(1, 19517568), (2, 9758784), (3, 6505856), (4, 4879392), (6, 3252928), (7, 2788224), (8, 2439696), (12, 1626464), (14, 1394112), (16, 1219848), (21, 929408), (24, 813232), (28, 697056), (32, 609924), (42, 464704), (48, 406616), (53, 368256), (56, 348528), (64, 304962), (84, 232352), (96, 203308), (106, 184128), (112, 174264), (128, 152481), (137, 142464), (159, 122752), (168, 116176), (192, 101654), (212, 92064), (224, 87132), (274, 71232), (318, 61376), (336, 58088), (371, 52608), (384, 50827), (411, 47488), (424, 46032), (448, 43566), (548, 35616), (636, 30688), (672, 29044), (742, 26304), (822, 23744), (848, 23016), (896, 21783), (959, 20352), (1096, 17808), (1113, 17536), (1272, 15344), (1344, 14522), (1484, 13152), (1644, 11872), (1696, 11508), (1918, 10176), (2192, 8904), (2226, 8768), (2544, 7672), (2688, 7261), (2877, 6784), (2968, 6576), (3288, 5936), (3392, 5754), (3836, 5088), (4384, 4452)]