19248957

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 36050560

約数和(自身を除く): 16801603

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1237, 1729, 2223, 3711, 5187, 8659, 11133, 15561, 16081, 23503, 25977, 48243, 70509, 77931, 112567, 144729, 164521, 211527, 305539, 337701, 493563, 916617, 1013103, 1480689, 2138773, 2749851, 6416319, 19248957]

約数ペア:

[(1, 19248957), (3, 6416319), (7, 2749851), (9, 2138773), (13, 1480689), (19, 1013103), (21, 916617), (39, 493563), (57, 337701), (63, 305539), (91, 211527), (117, 164521), (133, 144729), (171, 112567), (247, 77931), (273, 70509), (399, 48243), (741, 25977), (819, 23503), (1197, 16081), (1237, 15561), (1729, 11133), (2223, 8659), (3711, 5187)]