20292608

素因数分解:

$2^{10}\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:195

約数の個数: 88

約数和(自身を含む): 49128000

約数和(自身を除く): 28835392

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 149, 152, 224, 256, 266, 298, 304, 448, 512, 532, 596, 608, 896, 1024, 1043, 1064, 1192, 1216, 1792, 2086, 2128, 2384, 2432, 2831, 3584, 4172, 4256, 4768, 4864, 5662, 7168, 8344, 8512, 9536, 9728, 11324, 16688, 17024, 19072, 19456, 19817, 22648, 33376, 34048, 38144, 39634, 45296, 66752, 68096, 76288, 79268, 90592, 133504, 136192, 152576, 158536, 181184, 267008, 317072, 362368, 534016, 634144, 724736, 1068032, 1268288, 1449472, 2536576, 2898944, 5073152, 10146304, 20292608]

約数ペア:

[(1, 20292608), (2, 10146304), (4, 5073152), (7, 2898944), (8, 2536576), (14, 1449472), (16, 1268288), (19, 1068032), (28, 724736), (32, 634144), (38, 534016), (56, 362368), (64, 317072), (76, 267008), (112, 181184), (128, 158536), (133, 152576), (149, 136192), (152, 133504), (224, 90592), (256, 79268), (266, 76288), (298, 68096), (304, 66752), (448, 45296), (512, 39634), (532, 38144), (596, 34048), (608, 33376), (896, 22648), (1024, 19817), (1043, 19456), (1064, 19072), (1192, 17024), (1216, 16688), (1792, 11324), (2086, 9728), (2128, 9536), (2384, 8512), (2432, 8344), (2831, 7168), (3584, 5662), (4172, 4864), (4256, 4768)]