20994468

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 56753760

約数和(自身を除く): 35759292

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 121, 132, 209, 228, 242, 363, 418, 484, 627, 726, 761, 836, 1254, 1452, 1522, 2283, 2299, 2508, 3044, 4566, 4598, 6897, 8371, 9132, 9196, 13794, 14459, 16742, 25113, 27588, 28918, 33484, 43377, 50226, 57836, 86754, 92081, 100452, 159049, 173508, 184162, 276243, 318098, 368324, 477147, 552486, 636196, 954294, 1104972, 1749539, 1908588, 3499078, 5248617, 6998156, 10497234, 20994468]

約数ペア:

[(1, 20994468), (2, 10497234), (3, 6998156), (4, 5248617), (6, 3499078), (11, 1908588), (12, 1749539), (19, 1104972), (22, 954294), (33, 636196), (38, 552486), (44, 477147), (57, 368324), (66, 318098), (76, 276243), (114, 184162), (121, 173508), (132, 159049), (209, 100452), (228, 92081), (242, 86754), (363, 57836), (418, 50226), (484, 43377), (627, 33484), (726, 28918), (761, 27588), (836, 25113), (1254, 16742), (1452, 14459), (1522, 13794), (2283, 9196), (2299, 9132), (2508, 8371), (3044, 6897), (4566, 4598)]