20539584

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^2\times {\mathrm{211}}^1$

素因数の和:255

約数の個数: 126

約数和(自身を含む): 64052196

約数和(自身を除く): 43512612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 169, 192, 208, 211, 234, 288, 312, 338, 416, 422, 468, 507, 576, 624, 633, 676, 832, 844, 936, 1014, 1248, 1266, 1352, 1521, 1688, 1872, 1899, 2028, 2496, 2532, 2704, 2743, 3042, 3376, 3744, 3798, 4056, 5064, 5408, 5486, 6084, 6752, 7488, 7596, 8112, 8229, 10128, 10816, 10972, 12168, 13504, 15192, 16224, 16458, 20256, 21944, 24336, 24687, 30384, 32448, 32916, 35659, 40512, 43888, 48672, 49374, 60768, 65832, 71318, 87776, 97344, 98748, 106977, 121536, 131664, 142636, 175552, 197496, 213954, 263328, 285272, 320931, 394992, 427908, 526656, 570544, 641862, 789984, 855816, 1141088, 1283724, 1579968, 1711632, 2282176, 2567448, 3423264, 5134896, 6846528, 10269792, 20539584]

約数ペア:

[(1, 20539584), (2, 10269792), (3, 6846528), (4, 5134896), (6, 3423264), (8, 2567448), (9, 2282176), (12, 1711632), (13, 1579968), (16, 1283724), (18, 1141088), (24, 855816), (26, 789984), (32, 641862), (36, 570544), (39, 526656), (48, 427908), (52, 394992), (64, 320931), (72, 285272), (78, 263328), (96, 213954), (104, 197496), (117, 175552), (144, 142636), (156, 131664), (169, 121536), (192, 106977), (208, 98748), (211, 97344), (234, 87776), (288, 71318), (312, 65832), (338, 60768), (416, 49374), (422, 48672), (468, 43888), (507, 40512), (576, 35659), (624, 32916), (633, 32448), (676, 30384), (832, 24687), (844, 24336), (936, 21944), (1014, 20256), (1248, 16458), (1266, 16224), (1352, 15192), (1521, 13504), (1688, 12168), (1872, 10972), (1899, 10816), (2028, 10128), (2496, 8229), (2532, 8112), (2704, 7596), (2743, 7488), (3042, 6752), (3376, 6084), (3744, 5486), (3798, 5408), (4056, 5064)]