20161383872

素因数分解:

$2^6\times 7^1\times {\mathrm{8081}}^1\times {\mathrm{5569}}^1$

素因数の和:13669

約数の個数: 56

約数和(自身を含む): 45737007840

約数和(自身を除く): 25575623968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 5569, 8081, 11138, 16162, 22276, 32324, 38983, 44552, 56567, 64648, 77966, 89104, 113134, 129296, 155932, 178208, 226268, 258592, 311864, 356416, 452536, 517184, 623728, 905072, 1247456, 1810144, 2494912, 3620288, 45003089, 90006178, 180012356, 315021623, 360024712, 630043246, 720049424, 1260086492, 1440098848, 2520172984, 2880197696, 5040345968, 10080691936, 20161383872]

約数ペア:

[(1, 20161383872), (2, 10080691936), (4, 5040345968), (7, 2880197696), (8, 2520172984), (14, 1440098848), (16, 1260086492), (28, 720049424), (32, 630043246), (56, 360024712), (64, 315021623), (112, 180012356), (224, 90006178), (448, 45003089), (5569, 3620288), (8081, 2494912), (11138, 1810144), (16162, 1247456), (22276, 905072), (32324, 623728), (38983, 517184), (44552, 452536), (56567, 356416), (64648, 311864), (77966, 258592), (89104, 226268), (113134, 178208), (129296, 155932)]