20608588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5147}}^1$

素因数の和:5182

約数の個数: 48

約数和(自身を含む): 48432384

約数和(自身を除く): 27823796

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 5147, 10294, 20588, 36029, 56617, 66911, 72058, 113234, 133822, 144116, 226468, 267644, 396319, 468377, 736021, 792638, 936754, 1472042, 1585276, 1873508, 2944084, 5152147, 10304294, 20608588]

約数ペア:

[(1, 20608588), (2, 10304294), (4, 5152147), (7, 2944084), (11, 1873508), (13, 1585276), (14, 1472042), (22, 936754), (26, 792638), (28, 736021), (44, 468377), (52, 396319), (77, 267644), (91, 226468), (143, 144116), (154, 133822), (182, 113234), (286, 72058), (308, 66911), (364, 56617), (572, 36029), (1001, 20588), (2002, 10294), (4004, 5147)]