19397898

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4363}}^1$

素因数の和:4403

約数の個数: 48

約数和(自身を含む): 47654880

約数和(自身を除く): 28256982

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4363, 4446, 8726, 13089, 26178, 39267, 56719, 78534, 82897, 113438, 165794, 170157, 248691, 340314, 497382, 510471, 746073, 1020942, 1077661, 1492146, 2155322, 3232983, 6465966, 9698949, 19397898]

約数ペア:

[(1, 19397898), (2, 9698949), (3, 6465966), (6, 3232983), (9, 2155322), (13, 1492146), (18, 1077661), (19, 1020942), (26, 746073), (38, 510471), (39, 497382), (57, 340314), (78, 248691), (114, 170157), (117, 165794), (171, 113438), (234, 82897), (247, 78534), (342, 56719), (494, 39267), (741, 26178), (1482, 13089), (2223, 8726), (4363, 4446)]