20856038336

素因数分解:

$2^6\times 7^1\times {\mathrm{1579}}^1\times {\mathrm{29483}}^1$

素因数の和:31081

約数の個数: 56

約数和(自身を含む): 47330075520

約数和(自身を除く): 26474037184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 1579, 3158, 6316, 11053, 12632, 22106, 25264, 29483, 44212, 50528, 58966, 88424, 101056, 117932, 176848, 206381, 235864, 353696, 412762, 471728, 707392, 825524, 943456, 1651048, 1886912, 3302096, 6604192, 13208384, 46553657, 93107314, 186214628, 325875599, 372429256, 651751198, 744858512, 1303502396, 1489717024, 2607004792, 2979434048, 5214009584, 10428019168, 20856038336]

約数ペア:

[(1, 20856038336), (2, 10428019168), (4, 5214009584), (7, 2979434048), (8, 2607004792), (14, 1489717024), (16, 1303502396), (28, 744858512), (32, 651751198), (56, 372429256), (64, 325875599), (112, 186214628), (224, 93107314), (448, 46553657), (1579, 13208384), (3158, 6604192), (6316, 3302096), (11053, 1886912), (12632, 1651048), (22106, 943456), (25264, 825524), (29483, 707392), (44212, 471728), (50528, 412762), (58966, 353696), (88424, 235864), (101056, 206381), (117932, 176848)]