20161385388

素因数分解:

$2^2\times 3^2\times {\mathrm{811}}^1\times {\mathrm{690553}}^1$

素因数の和:691374

約数の個数: 36

約数和(自身を含む): 51026416168

約数和(自身を除く): 30865030780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 811, 1622, 2433, 3244, 4866, 7299, 9732, 14598, 29196, 690553, 1381106, 2071659, 2762212, 4143318, 6214977, 8286636, 12429954, 24859908, 560038483, 1120076966, 1680115449, 2240153932, 3360230898, 5040346347, 6720461796, 10080692694, 20161385388]

約数ペア:

[(1, 20161385388), (2, 10080692694), (3, 6720461796), (4, 5040346347), (6, 3360230898), (9, 2240153932), (12, 1680115449), (18, 1120076966), (36, 560038483), (811, 24859908), (1622, 12429954), (2433, 8286636), (3244, 6214977), (4866, 4143318), (7299, 2762212), (9732, 2071659), (14598, 1381106), (29196, 690553)]