19018449

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 29990400

約数和(自身を除く): 10971951

約数列:

[1, 3, 9, 19, 27, 57, 131, 171, 283, 393, 513, 849, 1179, 2489, 2547, 3537, 5377, 7467, 7641, 16131, 22401, 37073, 48393, 67203, 111219, 145179, 333657, 704387, 1000971, 2113161, 6339483, 19018449]

約数ペア:

[(1, 19018449), (3, 6339483), (9, 2113161), (19, 1000971), (27, 704387), (57, 333657), (131, 145179), (171, 111219), (283, 67203), (393, 48393), (513, 37073), (849, 22401), (1179, 16131), (2489, 7641), (2547, 7467), (3537, 5377)]