20577018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4049}}^1$

素因数の和:4083

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 31133382

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 242, 363, 462, 726, 847, 1694, 2541, 4049, 5082, 8098, 12147, 24294, 28343, 44539, 56686, 85029, 89078, 133617, 170058, 267234, 311773, 489929, 623546, 935319, 979858, 1469787, 1870638, 2939574, 3429503, 6859006, 10288509, 20577018]

約数ペア:

[(1, 20577018), (2, 10288509), (3, 6859006), (6, 3429503), (7, 2939574), (11, 1870638), (14, 1469787), (21, 979858), (22, 935319), (33, 623546), (42, 489929), (66, 311773), (77, 267234), (121, 170058), (154, 133617), (231, 89078), (242, 85029), (363, 56686), (462, 44539), (726, 28343), (847, 24294), (1694, 12147), (2541, 8098), (4049, 5082)]