20610231

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 30720000

約数和(自身を除く): 10109769

約数列:

[1, 3, 19, 23, 57, 69, 79, 199, 237, 437, 597, 1311, 1501, 1817, 3781, 4503, 4577, 5451, 11343, 13731, 15721, 34523, 47163, 86963, 103569, 260889, 298699, 361583, 896097, 1084749, 6870077, 20610231]

約数ペア:

[(1, 20610231), (3, 6870077), (19, 1084749), (23, 896097), (57, 361583), (69, 298699), (79, 260889), (199, 103569), (237, 86963), (437, 47163), (597, 34523), (1311, 15721), (1501, 13731), (1817, 11343), (3781, 5451), (4503, 4577)]