18863450

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 37497600

約数和(自身を除く): 18634150

約数列:

[1, 2, 5, 10, 23, 25, 46, 47, 50, 94, 115, 230, 235, 349, 470, 575, 698, 1081, 1150, 1175, 1745, 2162, 2350, 3490, 5405, 8027, 8725, 10810, 16054, 16403, 17450, 27025, 32806, 40135, 54050, 80270, 82015, 164030, 200675, 377269, 401350, 410075, 754538, 820150, 1886345, 3772690, 9431725, 18863450]

約数ペア:

[(1, 18863450), (2, 9431725), (5, 3772690), (10, 1886345), (23, 820150), (25, 754538), (46, 410075), (47, 401350), (50, 377269), (94, 200675), (115, 164030), (230, 82015), (235, 80270), (349, 54050), (470, 40135), (575, 32806), (698, 27025), (1081, 17450), (1150, 16403), (1175, 16054), (1745, 10810), (2162, 8725), (2350, 8027), (3490, 5405)]