18633808

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 37497600

約数和(自身を除く): 18863792

約数列:

[1, 2, 4, 8, 16, 47, 71, 94, 142, 188, 284, 349, 376, 568, 698, 752, 1136, 1396, 2792, 3337, 5584, 6674, 13348, 16403, 24779, 26696, 32806, 49558, 53392, 65612, 99116, 131224, 198232, 262448, 396464, 1164613, 2329226, 4658452, 9316904, 18633808]

約数ペア:

[(1, 18633808), (2, 9316904), (4, 4658452), (8, 2329226), (16, 1164613), (47, 396464), (71, 262448), (94, 198232), (142, 131224), (188, 99116), (284, 65612), (349, 53392), (376, 49558), (568, 32806), (698, 26696), (752, 24779), (1136, 16403), (1396, 13348), (2792, 6674), (3337, 5584)]