18656638

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9319}}^1$

素因数の和:9352

約数の個数: 32

約数和(自身を含む): 37578240

約数和(自身を除く): 18921602

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 9319, 18638, 65233, 102509, 121147, 130466, 205018, 242294, 717563, 848029, 1332617, 1435126, 1696058, 2665234, 9328319, 18656638]

約数ペア:

[(1, 18656638), (2, 9328319), (7, 2665234), (11, 1696058), (13, 1435126), (14, 1332617), (22, 848029), (26, 717563), (77, 242294), (91, 205018), (143, 130466), (154, 121147), (182, 102509), (286, 65233), (1001, 18638), (2002, 9319)]