20716192

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4021}}^1$

素因数の和:4061

約数の個数: 48

約数和(自身を含む): 48650112

約数和(自身を除く): 27933920

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 4021, 5152, 8042, 16084, 28147, 32168, 56294, 64336, 92483, 112588, 128672, 184966, 225176, 369932, 450352, 647381, 739864, 900704, 1294762, 1479728, 2589524, 2959456, 5179048, 10358096, 20716192]

約数ペア:

[(1, 20716192), (2, 10358096), (4, 5179048), (7, 2959456), (8, 2589524), (14, 1479728), (16, 1294762), (23, 900704), (28, 739864), (32, 647381), (46, 450352), (56, 369932), (92, 225176), (112, 184966), (161, 128672), (184, 112588), (224, 92483), (322, 64336), (368, 56294), (644, 32168), (736, 28147), (1288, 16084), (2576, 8042), (4021, 5152)]