19883318

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15607}}^1$

素因数の和:15636

約数の個数: 24

約数和(自身を含む): 37365552

約数和(自身を除く): 17482234

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 15607, 31214, 109249, 202891, 218498, 405782, 764743, 1420237, 1529486, 2840474, 9941659, 19883318]

約数ペア:

[(1, 19883318), (2, 9941659), (7, 2840474), (13, 1529486), (14, 1420237), (26, 764743), (49, 405782), (91, 218498), (98, 202891), (182, 109249), (637, 31214), (1274, 15607)]