20168764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5953}}^1$

素因数の和:5986

約数の個数: 36

約数和(自身を含む): 44345392

約数和(自身を除く): 24176628

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 5953, 11906, 23812, 41671, 65483, 83342, 130966, 166684, 261932, 458381, 720313, 916762, 1440626, 1833524, 2881252, 5042191, 10084382, 20168764]

約数ペア:

[(1, 20168764), (2, 10084382), (4, 5042191), (7, 2881252), (11, 1833524), (14, 1440626), (22, 916762), (28, 720313), (44, 458381), (77, 261932), (121, 166684), (154, 130966), (242, 83342), (308, 65483), (484, 41671), (847, 23812), (1694, 11906), (3388, 5953)]